| Subject | Title | Length | Author | Subtitles | | | 3rd grade (U.S.) | Addition and subtraction missing value problems |
| 3rd grade (U.S.) | Missing number for addition and subtraction within 1000 | 00:03:53 | | 0.00 %  |
| 3rd grade (U.S.) | Data |
| 3rd grade (U.S.) | Solving problems with pictographs 2 | 00:03:39 | | 0.00 % |
| 3rd grade (U.S.) | Telling time |
| 3rd grade (U.S.) | Telling time problems with number line | 00:06:44 | | 0.00 % |
| 3rd grade (U.S.) | Odds and evens |
| 3rd grade (U.S.) | Introduction to even and odd numbers | 00:07:30 | | 0.00 % |
| 3rd grade (U.S.) | Mass and volume |
| 3rd grade (U.S.) | Arithmetic word problems with volume | 00:03:39 | | 0.00 % |
| 3rd grade (U.S.) | Relating multiplication and division |
| 3rd grade (U.S.) | Examples relating multiplication to division | 00:03:27 | | 0.00 % |
| 3rd grade (U.S.) | Mass and volume |
| 3rd grade (U.S.) | Liter intuition | 00:04:48 | | 0.00 % |
| 3rd grade (U.S.) | Shapes |
| 3rd grade (U.S.) | Introduction to types of quadrilaterals | 00:08:07 | | 0.00 % |
| 3rd grade (U.S.) | Mass and volume |
| 3rd grade (U.S.) | Mass problems | 00:04:01 | | 0.00 % |
| 3rd grade (U.S.) | Intuition for grams | 00:07:15 | | 0.00 % |
| 3rd grade (U.S.) | Data |
| 3rd grade (U.S.) | Marking data on line plots | 00:05:05 | | 0.00 % |
| 3rd grade (U.S.) | Comparing fractions of different wholes |
| 3rd grade (U.S.) | Comparing fractions of different wholes | 00:04:58 | | 0.00 % |
| 3rd grade (U.S.) | Using regrouping to subtract within 1000 |
| 3rd grade (U.S.) | Mental technique for subtraction without regrouping | 00:02:37 | | 0.00 % |
| 3rd grade (U.S.) | Applying multiplication and division |
| 3rd grade (U.S.) | How many cars can fit in the parking lot | 00:02:06 | | 0.00 % |
| 3rd grade (U.S.) | Liters of soda for the party | 00:02:12 | | 0.00 % |
| 3rd grade (U.S.) | Blueberries for friends | 00:04:03 | | 0.00 % |
| 3rd grade (U.S.) | Average height of a building's floor | 00:04:19 | | 0.00 % |
| 3rd grade (U.S.) | Unknowns with multiplication and division | 00:05:18 | | 0.00 % |
| 3rd grade (U.S.) | Two-step word problems |
| 3rd grade (U.S.) | How many truffle eating guests attended a party | 00:05:00 | | 0.00 % |
| 3rd grade (U.S.) | Total seats in a theater | 00:03:01 | | 0.00 % |
| 3rd grade (U.S.) | Marbles for friends | 00:05:43 | | 0.00 % |
| 3rd grade (U.S.) | Running distance in a week | 00:03:32 | | 0.00 % |
| 3rd grade (U.S.) | Fractions intro |
| 3rd grade (U.S.) | Fraction basics | 00:04:15 | | 0.00 % |
| 3rd grade (U.S.) | What fractions mean |
| 3rd grade (U.S.) | More than one equal section | 00:03:48 | | 0.00 % |
| 3rd grade (U.S.) | Fractions on the number line |
| 3rd grade (U.S.) | Fractions on a number line | 00:04:16 | | 0.00 % |
| 3rd grade (U.S.) | Multiplication table |
| 3rd grade (U.S.) | Patterns in multiplication tables practice | 00:05:16 | | 0.00 % |
| 3rd grade (U.S.) | Equivalent fractions |
| 3rd grade (U.S.) | Equivalent fraction models | 00:04:12 | | 0.00 % |
| 3rd grade (U.S.) | Data |
| 3rd grade (U.S.) | More solving problems with bar graphs | 00:03:49 | | 0.00 % |
| 3rd grade (U.S.) | Equivalent fractions |
| 3rd grade (U.S.) | Equivalent fractions with visuals | 00:06:25 | | 0.00 % |
| 3rd grade (U.S.) | Equivalent fractions on the number line |
| 3rd grade (U.S.) | Equivalent fractions visually and on number line | 00:04:02 | | 0.00 % |
| 3rd grade (U.S.) | Comparing fractions visually and on number line | 00:04:43 | | 0.00 % |
| 3rd grade (U.S.) | Generating equivalent fractions | 00:04:12 | | 0.00 % |
| 3rd grade (U.S.) | Fractions and whole numbers |
| 3rd grade (U.S.) | Different ways to represent 1 as a fraction | 00:03:46 | | 0.00 % |
| 3rd grade (U.S.) | Whole numbers as fractions | 00:04:23 | | 0.00 % |
| 3rd grade (U.S.) | Comparing fractions |
| 3rd grade (U.S.) | Clarification: Comparing fractions of different wholes | 00:02:59 | | 0.00 % |
| 3rd grade (U.S.) | Rounding |
| 3rd grade (U.S.) | Rounding to the nearest 10 | 00:06:22 | | 0.00 % |
| 3rd grade (U.S.) | Rounding to the nearest 100 | 00:04:56 | | 0.00 % |
| 3rd grade (U.S.) | Examples rounding to the nearest 10 and 100 | 00:06:17 | | 0.00 % |
| 3rd grade (U.S.) | Properties of multiplication |
| 3rd grade (U.S.) | Order doesn't matter when purely multiplying | 00:05:34 | | 0.00 % |
| 3rd grade (U.S.) | Properties and patterns for multiplication | 00:08:34 | | 0.00 % |
| 3rd grade (U.S.) | Patterns in arithmetic |
| 3rd grade (U.S.) | Practice finding patterns in numbers | 00:03:37 | | 0.00 % |
| 3rd grade (U.S.) | Data |
| 3rd grade (U.S.) | Creating picture and bar graphs 2 exercise examples | 00:04:58 | | 0.00 % |
| 4th grade (U.S.) | Introduction to decimals |
| 4th grade (U.S.) | Decimal intuition with grids (examples) | 00:03:06 | | 0.00 % |
| 4th grade (U.S.) | Fractions with denominators of 10 and 100 |
| 4th grade (U.S.) | Visually converting from tenths to hundredths | 00:04:20 | | 0.00 % |
| 4th grade (U.S.) | Decimals vs. fractions |
| 4th grade (U.S.) | Fraction-decimal intuition problems (examples) | 00:04:37 | | 0.00 % |
| 4th grade (U.S.) | Introduction to decimals |
| 4th grade (U.S.) | Decimals as words | 00:05:38 | | 0.00 % |
| 4th grade (U.S.) | Equivalent fractions |
| 4th grade (U.S.) | Equivalent fractions and different wholes | 00:06:06 | | 0.00 % |
| 4th grade (U.S.) | Adding and subtracting mixed numbers |
| 4th grade (U.S.) | Subtracting mixed numbers introduction | 00:04:49 | | 0.00 % |
| 4th grade (U.S.) | Decimals on the number line |
| 4th grade (U.S.) | Plotting decimal numbers on a number line (examples) | 00:04:08 | | 0.00 % |
| 4th grade (U.S.) | Comparing fractions with unlike denominators |
| 4th grade (U.S.) | Intro to comparing fractions with different denominators | 00:04:16 | | 0.00 % |
| 4th grade (U.S.) | Multiplication |
| 4th grade (U.S.) | More ways to think about multiplying | 00:06:31 | | 0.00 % |
| 4th grade (U.S.) | Comparing decimals |
| 4th grade (U.S.) | Comparing decimals example 1 | 00:03:29 | | 0.00 % |
| 4th grade (U.S.) | Comparing fractions with unlike denominators visually |
| 4th grade (U.S.) | Comparing fractions visually with pies | 00:02:32 | | 0.00 % |
| 4th grade (U.S.) | Comparing decimals visually |
| 4th grade (U.S.) | Comparing numbers represented in different ways | 00:07:40 | | 0.00 % |
| 4th grade (U.S.) | Division |
| 4th grade (U.S.) | Area models to visualize division using place value | 00:08:18 | | 0.00 % |
| 4th grade (U.S.) | Fractions with denominators of 10 and 100 |
| 4th grade (U.S.) | Decompose hundredths on number line | 00:01:46 | | 0.00 % |
| 4th grade (U.S.) | Multiplication |
| 4th grade (U.S.) | Multiplying: 2 digit numbers | 00:04:07 | | 0.00 % |
| 4th grade (U.S.) | Multiplying using grids and area models to visualize |
| 4th grade (U.S.) | Multiplying: 4 digits times 1 digit (using grid) | 00:03:34 | | 0.00 % |
| 4th grade (U.S.) | Multiplying: 2 digits numbers (using distributive property) | 00:06:58 | | 0.00 % |
| 4th grade (U.S.) | Adding and subtracting mixed numbers |
| 4th grade (U.S.) | Adding mixed numbers introduction | 00:04:01 | | 0.00 % |
| 4th grade (U.S.) | Comparing with multiplication |
| 4th grade (U.S.) | Comparing with multiplication: ages and heights | 00:04:57 | | 0.00 % |
| 4th grade (U.S.) | Comparing with multiplication: money and distance | 00:06:35 | | 0.00 % |
| 4th grade (U.S.) | Division |
| 4th grade (U.S.) | Dividing numbers: intro to long division | 00:03:15 | | 0.00 % |
| 4th grade (U.S.) | Dividing numbers: long division example | 00:03:43 | | 0.00 % |
| 4th grade (U.S.) | Equivalent fractions |
| 4th grade (U.S.) | Intro to equivalent fractions | 00:04:18 | | 0.00 % |
| 4th grade (U.S.) | More on equivalent fractions | 00:04:54 | | 0.00 % |
| 4th grade (U.S.) | Multiplying whole numbers and fractions |
| 4th grade (U.S.) | Conceptual understanding of multiplying fractions and whole numbers | 00:04:06 | | 0.00 % |
| 4th grade (U.S.) | Comparing fractions with unlike denominators visually |
| 4th grade (U.S.) | Comparing fractions visually with a bar | 00:02:35 | | 0.00 % |
| 4th grade (U.S.) | Decimals greater than one |
| 4th grade (U.S.) | Place value for decimals greater than one (examples) | 00:06:55 | | 0.00 % |
| 4th grade (U.S.) | Multiplying whole numbers and fractions |
| 4th grade (U.S.) | Whole number and fraction multiplication concept | 00:02:44 | | 0.00 % |
| 4th grade (U.S.) | Intro to distance, weight/mass, and volume: metric units |
| 4th grade (U.S.) | Metric system: units of distance | 00:06:56 | | 0.00 % |
| 4th grade (U.S.) | Metric system: units of volume | 00:04:14 | | 0.00 % |
| 4th grade (U.S.) | Metric system: units of weight | 00:04:26 | | 0.00 % |
| 4th grade (U.S.) | Intro to distance, weight, and fluid volume: U.S. customary units |
| 4th grade (U.S.) | U.S. customary units: distance | 00:05:11 | | 0.00 % |
| 4th grade (U.S.) | U.S. customary units: weight | 00:03:40 | | 0.00 % |
| 4th grade (U.S.) | U.S. customary units: fluid volume | 00:07:21 | | 0.00 % |
| 4th grade (U.S.) | Unit sense |
| 4th grade (U.S.) | Finding reasonable unit of measurement example | 00:03:47 | | 0.00 % |
| 4th grade (U.S.) | Choose pounds or ounces to measure weight | 00:01:15 | | 0.00 % |
| 4th grade (U.S.) | Converting larger units to smaller units |
| 4th grade (U.S.) | How to convert hours to minutes and minutes to seconds | 00:03:22 | | 0.00 % |
| 4th grade (U.S.) | การแปลงฟุตเป็นนิ้ว | 00:00:51 | conantee2 | 100.00 % |
| 4th grade (U.S.) | How to convert kilometers to meters and meters centimeters | 00:02:37 | | 0.00 % |
| 4th grade (U.S.) | Comparing fractions with unlike denominators visually |
| 4th grade (U.S.) | Comparing fractions on a number line | 00:02:55 | | 0.00 % |
| 4th grade (U.S.) | Converting larger units to smaller units |
| 4th grade (U.S.) | How to convert gallons to quarts, quarts to pints, pints to cups, and cups to ounces | 00:02:37 | | 0.00 % |
| 4th grade (U.S.) | How to convert kilograms to milligrams and tons to ounces | 00:04:24 | | 0.00 % |
| 4th grade (U.S.) | Time word problems |
| 4th grade (U.S.) | Time word problem: When to leave to get home on time | 00:04:09 | | 0.00 % |
| 4th grade (U.S.) | Money word problems |
| 4th grade (U.S.) | Word problem: making change | 00:03:14 | | 0.00 % |
| 4th grade (U.S.) | Currency conversion word problem | 00:00:54 | | 0.00 % |
| 4th grade (U.S.) | Word problems: moving between units of measurement |
| 4th grade (U.S.) | Units of measurement word problem: distance | 00:04:10 | | 0.00 % |
| 4th grade (U.S.) | Area and perimeter |
| 4th grade (U.S.) | Area and perimeter word problem: width of a dog pen | 00:03:14 | | 0.00 % |
| 4th grade (U.S.) | Line plots with fractions |
| 4th grade (U.S.) | How to read a line plot that uses fractions | 00:03:33 | | 0.00 % |
| 4th grade (U.S.) | Comparing decimals visually |
| 4th grade (U.S.) | Comparing decimals visually example | 00:03:40 | | 0.00 % |
| 4th grade (U.S.) | Division |
| 4th grade (U.S.) | Division using understanding of place value | 00:08:04 | | 0.00 % |
| 4th grade (U.S.) | Fractions with denominators of 10 and 100 |
| 4th grade (U.S.) | Decomposing hundredths into tenths and hundredths | 00:04:10 | | 0.00 % |
| 4th grade (U.S.) | Introduction to decimals |
| 4th grade (U.S.) | Introduction to decimals | 00:06:26 | | 0.00 % |
| 5th grade (U.S.) | Data |
| 5th grade (U.S.) | Redistributing trail mix | 00:06:08 | | 0.00 % |
| 5th grade (U.S.) | Dividing decimals |
| 5th grade (U.S.) | Dividing decimals completely | 00:06:44 | | 0.00 % |
| 5th grade (U.S.) | Finding volume |
| 5th grade (U.S.) | Volume in unit cubes by decomposing shape | 00:03:19 | | 0.00 % |
| 5th grade (U.S.) | Dividing decimals |
| 5th grade (U.S.) | Long division with decimals | 00:04:10 | | 0.00 % |
| 5th grade (U.S.) | Finding volume |
| 5th grade (U.S.) | Volume through decomposition | 00:03:49 | | 0.00 % |
| 5th grade (U.S.) | Writing expressions |
| 5th grade (U.S.) | Translating expressions with parentheses | 00:09:11 | | 0.00 % |
| 5th grade (U.S.) | Rewriting fractions as decimals |
| 5th grade (U.S.) | Rewriting a fraction to decimal example 2 | 00:06:13 | | 0.00 % |
| 5th grade (U.S.) | Subtracting decimals |
| 5th grade (U.S.) | Subtracting decimals: example 2 | 00:01:53 | | 0.00 % |
| 5th grade (U.S.) | Multiplying fractions |
| 5th grade (U.S.) | Multiplying fractions: visualizing | 00:04:57 | | 0.00 % |
| 5th grade (U.S.) | Multiplying fractions and whole numbers |
| 5th grade (U.S.) | Multiplying fractions and whole numbers: two approaches | 00:02:54 | | 0.00 % |
| 5th grade (U.S.) | Multiplying fractions |
| 5th grade (U.S.) | Multiplying two fractions: number line approach | 00:04:46 | | 0.00 % |
| 5th grade (U.S.) | Fractions as division |
| 5th grade (U.S.) | Understanding fractions as division | 00:06:44 | | 0.00 % |
| 5th grade (U.S.) | Using fractions as division to create mixed numbers | 00:05:10 | | 0.00 % |
| 5th grade (U.S.) | Multiplication by powers of 10 |
| 5th grade (U.S.) | Powers of 10: patterns | 00:05:34 | | 0.00 % |
| 5th grade (U.S.) | Fractions as division by power of 10 | 00:05:07 | | 0.00 % |
| 5th grade (U.S.) | Unit conversion |
| 5th grade (U.S.) | Unit conversion: minutes to hours | 00:04:54 | | 0.00 % |
| 5th grade (U.S.) | Unit conversion: ordering metric distances | 00:04:02 | | 0.00 % |
| 5th grade (U.S.) | Unit measurement word problems |
| 5th grade (U.S.) | Time word problem: How long is Susan's break? | 00:03:38 | | 0.00 % |
| 5th grade (U.S.) | Units of measurement word problem: volume (metric) | 00:04:05 | | 0.00 % |
| 5th grade (U.S.) | Unit measurement word problem: distance (US customary) | 00:04:14 | | 0.00 % |
| 5th grade (U.S.) | Number patterns |
| 5th grade (U.S.) | Number patterns: visualizing sequence relationships | 00:02:28 | | 0.00 % |
| 6th grade (U.S.) | Dividing whole numbers |
| 6th grade (U.S.) | Dividing by two digits example 1 | 00:05:09 | | 0.00 % |
| Algebra basics | Decimals, fractions and percentages |
| Algebra basics | ตัวอย่างการเปรียบเทียบทศนิยม | 00:02:39 | conantee2 | 100.00 % |
| Algebra basics | Negative numbers |
| Algebra basics | ตัวอย่างแบบฝึกหัดเรื่องเส้นจำนวน 3 | 00:02:47 | conantee2 | 100.00 % |
| Algebra basics | Adding and subtracting negative numbers | 00:04:07 | conantee2 | 100.00 % |
| Algebra basics | Subtracting a negative = adding a positive | 00:01:33 | | 0.00 % |
| Algebra basics | Multiplying positive and negative numbers | 00:05:34 | | 0.00 % |
| Algebra basics | Why a negative times a negative is a positive | 00:05:47 | | 0.00 % |
| Algebra basics | Operations with decimals |
| Algebra basics | Dividing by a multi-digit decimal | 00:05:32 | | 0.00 % |
| Algebra basics | Negative numbers |
| Algebra basics | Why a negative times a negative makes intuitive sense | 00:06:14 | | 0.00 % |
| Algebra basics | Dividing positive and negative numbers | 00:04:52 | | 0.00 % |
| Algebra basics | Fractions |
| Algebra basics | Multiplying negative and positive fractions | 00:04:33 | | 0.00 % |
| Algebra basics | Dividing negative fractions | 00:04:11 | | 0.00 % |
| Arithmetic | Intro to addition and subtraction |
| Arithmetic | Basic addition | 00:07:42 | | 0.00 % |
| Arithmetic | Basic Subtraction | 00:08:32 | rudwna | 88.14 % |
| Arithmetic | Adding and subtracting within 20 |
| Arithmetic | Example: Adding two digit numbers (no carrying) | 00:01:32 | | 0.00 % |
| Arithmetic | Subtraction 2 | 00:12:32 | | 0.00 % |
| Arithmetic | Subtracting 14 - 6 | 00:04:03 | | 0.00 % |
| Arithmetic | Addition with carrying |
| Arithmetic | Adding three-digit numbers | 00:02:26 | | 0.00 % |
| Arithmetic | Adding: why carrying works | 00:02:30 | | 0.00 % |
| Arithmetic | Adding three digit numbers with regrouping | 00:03:04 | | 0.00 % |
| Arithmetic | Addition 4 | 00:08:49 | | 0.00 % |
| Arithmetic | Subtracting within 1000 |
| Arithmetic | Subtracting two-digit numbers without regrouping (example 1) | 00:02:36 | | 0.00 % |
| Arithmetic | Subtracting with regrouping (borrowing) | 00:05:27 | | 0.00 % |
| Arithmetic | Subtracting: three digit numbers and basic regrouping | 00:02:47 | | 0.00 % |
| Arithmetic | Subtracting: three digit numbers and regrouping | 00:03:20 | | 0.00 % |
| Arithmetic | Subtracting: regrouping twice | 00:03:48 | | 0.00 % |
| Arithmetic | Subtracting: Regrouping from zero | 00:02:24 | | 0.00 % |
| Arithmetic | Borrowing once example 1 | 00:03:45 | | 0.00 % |
| Arithmetic | Borrowing once example 2 | 00:04:28 | | 0.00 % |
| Arithmetic | Alternate mental subtraction method | 00:05:10 | | 0.00 % |
| Arithmetic | Regrouping (borrowing) twice example | 00:05:06 | | 0.00 % |
| Arithmetic | Concept of multiplication and division |
| Arithmetic | Intro to multiplication | 00:03:33 | | 0.00 % |
| Arithmetic | Multiplication as groups of objects | 00:04:19 | | 0.00 % |
| Arithmetic | More on the concept of multiplication | 00:05:29 | | 0.00 % |
| Arithmetic | The idea of division | 00:08:01 | | 0.00 % |
| Arithmetic | Basic multiplication |
| Arithmetic | Number line 1 | 00:01:20 | | 0.00 % |
| Arithmetic | Multiplication 2: The multiplication tables | 00:15:27 | | 0.00 % |
| Arithmetic | Example: Ways to represent multiplication | 00:03:03 | | 0.00 % |
| Arithmetic | Multiplication 3: 10,11,12 times tables | 00:12:11 | | 0.00 % |
| Arithmetic | One-digit division |
| Arithmetic | Example: Expressing division in multiple ways | 00:02:28 | | 0.00 % |
| Arithmetic | Starter multiplication and division word problems |
| Arithmetic | Comparing with multiplication: basic exercises | 00:02:17 | | 0.00 % |
| Arithmetic | Comparing with multiplication: age | 00:02:39 | | 0.00 % |
| Arithmetic | Multiplication word problem example 1 | 00:02:32 | | 0.00 % |
| Arithmetic | Division word problem example 1 | 00:01:48 | | 0.00 % |
| Arithmetic | Comparing with multiplication: Ron and Hermione strength | 00:01:10 | | 0.00 % |
| Arithmetic | Multi-digit multiplication |
| Arithmetic | Multiplying by multiples of 10 | 00:03:05 | | 0.00 % |
| Arithmetic | Multiplying: 2 digits times 1 digit | 00:01:51 | | 0.00 % |
| Arithmetic | Multiplying: 3 digits times 1 digit | 00:01:54 | | 0.00 % |
| Arithmetic | Multiplying: 2 digits times 1 digit (with carrying) | 00:02:09 | | 0.00 % |
| Arithmetic | Multiplying: 3 digits times 1 digit (with carrying) | 00:02:15 | | 0.00 % |
| Arithmetic | Multiplying: 4 digits times 1 digit (with carrying) | 00:03:24 | | 0.00 % |
| Arithmetic | 2-digit times a 2-digit number | 00:11:15 | | 0.00 % |
| Arithmetic | Example: 2-digit times 2-digit | 00:03:18 | | 0.00 % |
| Arithmetic | Multiplying multiple digit numbers | 00:10:27 | | 0.00 % |
| Arithmetic | Multiplication estimation example | 00:01:51 | | 0.00 % |
| Arithmetic | Multiplication 7: Old video giving more examples | 00:06:17 | | 0.00 % |
| Arithmetic | Loooong division! |
| Arithmetic | Introduction to long division | 00:11:39 | | 0.00 % |
| Arithmetic | Dividing numbers: intro to remainders | 00:03:45 | | 0.00 % |
| Arithmetic | Dividing numbers: example with remainders | 00:02:41 | | 0.00 % |
| Arithmetic | Dividing numbers: long division with remainders | 00:10:07 | | 0.00 % |
| Arithmetic | Dividing by two digits example 2 | 00:02:49 | | 0.00 % |
| Arithmetic | Level 4 division | 00:09:36 | | 0.00 % |
| Arithmetic | Lattice multiplication |
| Arithmetic | Lattice multiplication | 00:07:15 | | 0.00 % |
| Arithmetic | Why lattice multiplication works | 00:08:21 | | 0.00 % |
| Arithmetic | Partial quotient division |
| Arithmetic | Partial quotient method of division | 00:08:27 | | 0.00 % |
| Arithmetic | Partial quotient method of division 2 | 00:07:56 | | 0.00 % |
| Arithmetic | Fancy multiplication and division word problems |
| Arithmetic | Multiplication, division word problems: how many field goals? | 00:02:59 | | 0.00 % |
| Arithmetic | Multiplication, division word problems: how many pieces of pizzas? | 00:02:38 | | 0.00 % |
| Arithmetic | Multiplication, division word problems: pedaling how fast? | 00:02:10 | | 0.00 % |
| Arithmetic | Area models and multiplication |
| Arithmetic | Multiplying: understanding by using area models | 00:04:58 | | 0.00 % |
| Arithmetic | Multiplying: using an area model | 00:08:47 | | 0.00 % |
| Arithmetic | Understanding fractions |
| Arithmetic | Figuring out how much pizza is left | 00:05:19 | | 0.00 % |
| Arithmetic | Visualizing equivalent fractions |
| Arithmetic | Fractions cut and copy 1 exercise | 00:03:27 | | 0.00 % |
| Arithmetic | Telling time |
| Arithmetic | Telling time exercise example 1 | 00:02:51 | | 0.00 % |
| Arithmetic | Telling time exercise example 2 | 00:02:16 | | 0.00 % |
| Arithmetic | Absolute value |
| Arithmetic | Absolute value as distance between numbers | 00:05:30 | | 0.00 % |
| Early math | Numbers 0 to 120 |
| Early math | Missing numbers between 0 and 120 | 00:01:54 | | 0.00 % |
| Early math | Addition and subtraction missing value problems |
| Early math | Missing numbers in addition and subtraction within 100 | 00:05:44 | | 0.00 % |
| Early math | Comparing three-digit numbers |
| Early math | Comparing whole numbers | 00:02:04 | | 0.00 % |
| Early math | Intro to subtraction with two-digit numbers |
| Early math | Subtracting two-digit numbers without regrouping (example 2) | 00:02:21 | | 0.00 % |
| Early math | Skip-counting |
| Early math | Counting by tens examples | 00:02:36 | | 0.00 % |
| Early math | Strategies for adding two and three-digit numbers |
| Early math | Breaking apart three-digit addition problems | 00:03:42 | | 0.00 % |
| Early math | Fractions of shapes |
| Early math | Filling rectangles with squares | 00:01:31 | | 0.00 % |
| Early math | Intro to addition with two-digit numbers |
| Early math | Adding two-digit numbers without regrouping (example 1) | 00:01:53 | | 0.00 % |
| Early math | Strategies for adding two and three-digit numbers |
| Early math | Exercise for number line addition and subtraction | 00:02:25 | | 0.00 % |
| Early math | Addition using groups of 10 and 100 | 00:03:58 | | 0.00 % |
| Early math | Bar graphs |
| Early math | Solving problems with bar graphs 2 | 00:01:43 | | 0.00 % |
| Early math | Comparing and estimating length |
| Early math | Comparing lengths | 00:03:07 | | 0.00 % |
| Early math | Fractions of shapes |
| Early math | Equal parts of circles and rectangles | 00:03:05 | | 0.00 % |
| Early math | Strategies for adding and subtracting within 100 |
| Early math | Correct number lines for addition and subtraction | 00:01:57 | | 0.00 % |
| Early math | Comparing and estimating length |
| Early math | Estimating lengths | 00:02:03 | | 0.00 % |
| Early math | Strategies for adding two and three-digit numbers |
| Early math | Rethinking three digit addition for mental calculation | 00:07:28 | | 0.00 % |
| Early math | Skip-counting |
| Early math | Skip counting by 100 example | 00:02:49 | | 0.00 % |
| Early math | Picture graphs |
| Early math | Picture graphs | 00:02:48 | | 0.00 % |
| Early math | Money |
| Early math | Counting dollars | 00:03:18 | | 0.00 % |
| Early math | Numbers 0 to 120 |
| Early math | Ben Eater eats the numbers | 00:03:52 | | 0.00 % |
| Early math | Addition and subtraction within 10 |
| Early math | Addition and subtraction within 10 | 00:02:15 | | 0.00 % |
| Early math | Counting small numbers |
| Early math | Counting with small numbers | 00:00:56 | | 0.00 % |
| Early math | Line plots |
| Early math | Making picture graphs and line plots | 00:03:09 | | 0.00 % |
| Early math | Fractions of shapes |
| Early math | Halves and fourths | 00:02:25 | | 0.00 % |
| Early math | Composing shapes |
| Early math | Compose shapes | 00:02:04 | | 0.00 % |
| Early math | Numbers 0 to 120 |
| Early math | Number grid | 00:04:58 | | 0.00 % |
| Early math | Comparing small numbers |
| Early math | Comparing numbers of objects | 00:02:03 | | 0.00 % |
| Early math | เปรียบเที่ยบจำนวนที่ไม่เกิน 10 | 00:01:31 | atokeus | 100.00 % |
| Early math | Tens |
| Early math | Introduction to place value | 00:05:59 | | 0.00 % |
| Early math | Place value example with 42 | 00:04:19 | | 0.00 % |
| Early math | Teens |
| Early math | Teens as sums with 10 | 00:03:00 | | 0.00 % |
| Early math | Monkeys for a party | 00:02:58 | | 0.00 % |
| Early math | Tens |
| Early math | Place value example with 25 | 00:02:55 | | 0.00 % |
| Early math | Put together, take apart |
| Early math | Pieces of fruit | 00:02:17 | | 0.00 % |
| Early math | Making small numbers |
| Early math | Making five | 00:04:06 | | 0.00 % |
| Early math | Making 10 |
| Early math | Adding to 10 | 00:02:00 | | 0.00 % |
| Early math | Addition within 20 |
| Early math | Adding 7 + 6 | 00:03:53 | | 0.00 % |
| Early math | Adding 8 + 7 | 00:03:19 | | 0.00 % |
| Early math | Making 10 |
| Early math | Getting to 10 by filling boxes | 00:01:54 | | 0.00 % |
| Early math | Addition within 20 |
| Early math | Adding 5 + 3 + 6 | 00:02:38 | | 0.00 % |
| Early math | Addition and subtraction word problems |
| Early math | Addition word problems within 10 | 00:01:42 | | 0.00 % |
| Early math | Equals sign |
| Early math | Equal sign | 00:04:56 | | 0.00 % |
| Early math | Addition and subtraction within 10 |
| Early math | Relating addition and subtraction | 00:02:05 | | 0.00 % |
| Early math | Word problems within 20 |
| Early math | Sea monsters and superheroes | 00:03:38 | | 0.00 % |
| Early math | Line plots |
| Early math | Introduction to line plots | 00:04:01 | | 0.00 % |
| Early math | Word problems within 20 |
| Early math | Exercising gorillas | 00:05:32 | | 0.00 % |
| Early math | Properties of shapes |
| Early math | Recognizing shapes | 00:06:09 | | 0.00 % |
| Early math | Word problems with "more" and "fewer" |
| Early math | Comparison word problems | 00:03:23 | | 0.00 % |
| Early math | More comparison word problems | 00:03:14 | | 0.00 % |
| Early math | Adding ones and tens |
| Early math | Understanding place value when adding ones | 00:02:36 | | 0.00 % |
| Early math | Understanding place value when adding tens | 00:03:16 | | 0.00 % |
| Early math | Addition within 100 |
| Early math | Adding two-digit numbers without regrouping (example 2) | 00:02:34 | | 0.00 % |
| Early math | Addition with regrouping | 00:04:36 | | 0.00 % |
| Early math | Strategies for adding and subtracting within 100 |
| Early math | How to add 53+17 by making a group of 10 | 00:03:36 | | 0.00 % |
| Early math | How to add 5 + 68 by making a group of 10 | 00:02:50 | | 0.00 % |
| Early math | Subtracting ones and tens |
| Early math | Understanding place value when subtracting ones | 00:02:45 | | 0.00 % |
| Early math | Understanding place value when subtracting tens | 00:02:37 | | 0.00 % |
| Early math | Subtraction within 100 |
| Early math | Visual understanding of regrouping | 00:04:43 | | 0.00 % |
| Early math | Word problems within 100 |
| Early math | Adding and subtracting on number line word problems | 00:04:27 | | 0.00 % |
| Early math | L | 00:03:33 | | 0.00 % |
| Early math | Fence posts for horses | 00:03:31 | | 0.00 % |
| Early math | Snow on Friday | 00:04:19 | | 0.00 % |
| Early math | Using crayons | 00:04:25 | | 0.00 % |
| Early math | Repeated addition |
| Early math | Repeated addition example | 00:02:09 | | 0.00 % |
| Early math | Word problems with "more" and "fewer" (within 100) |
| Early math | "Fewer" word problems | 00:02:12 | | 0.00 % |
| Early math | "More" word problems | 00:02:53 | | 0.00 % |
| Early math | Starfish rulers | 00:03:37 | | 0.00 % |
| Early math | Spots on a die | 00:03:23 | | 0.00 % |
| Early math | Adding and ones, tens, and hundreds |
| Early math | Adding ten or one hundred | 00:03:59 | | 0.00 % |
| Early math | Subtracting and ones, tens, and hundreds |
| Early math | Subtracting ten or one hundred | 00:04:11 | | 0.00 % |
| Early math | Adding and ones, tens, and hundreds |
| Early math | Adding hundreds, tens, and ones | 00:03:37 | | 0.00 % |
| Early math | Counting objects |
| Early math | Counting whales, sheep, and flowers | 00:01:03 | | 0.00 % |
| Early math | Subtracting and ones, tens, and hundreds |
| Early math | Subtracting hundreds, tens, and ones | 00:03:12 | | 0.00 % |
| Early math | Length word problems |
| Early math | Measuring a golden statue | 00:04:08 | | 0.00 % |
| Early math | Properties of shapes |
| Early math | Cousin Fal's shape collection | 00:04:19 | | 0.00 % |
| Early math | Counting objects |
| Early math | Counting dogs, mice, and cookies | 00:01:44 | | 0.00 % |
| Early math | Skip-counting |
| Early math | Skip counting by 5 example | 00:02:05 | | 0.00 % |
| Early math | Length and size |
| Early math | Order by length | 00:02:37 | | 0.00 % |
| Early math | Money |
| Early math | Counting American coins | 00:04:31 | | 0.00 % |
| Early math | Comparing small numbers |
| Early math | Count by category | 00:00:44 | | 0.00 % |
| Early math | Counting small numbers |
| Early math | Counting in order | 00:01:58 | | 0.00 % |
| Early math | Measuring length |
| Early math | Measuring lengths 2 | 00:04:40 | | 0.00 % |
| Early math | Measuring lengths with different units | 00:02:54 | | 0.00 % |
| Early math | Length word problems |
| Early math | Length word problems | 00:05:50 | | 0.00 % |
| Early math | Addition and subtraction word problems |
| Early math | Subtraction word problems within 10 | 00:01:03 | | 0.00 % |
| Early math | Strategies for adding and subtracting within 100 |
| Early math | Example exercises on ways to add two-digit numbers | 00:03:16 | | 0.00 % |
| Early math | Intro to addition with two-digit numbers |
| Early math | Breaking apart two digit addition problems | 00:04:48 | | 0.00 % |
| Early math | Counting objects |
| Early math | Counting in pictures | 00:01:13 | | 0.00 % |
| Early math | Subtracting and ones, tens, and hundreds |
| Early math | Subtracting three-digit numbers without regrouping | 00:02:57 | | 0.00 % |
| Early math | Intro to subtraction with two-digit numbers |
| Early math | Regrouping to subtract one-digit number | 00:03:11 | | 0.00 % |
| Early math | Adding and ones, tens, and hundreds |
| Early math | Adding three-digit numbers without regrouping | 00:02:40 | | 0.00 % |
| Early math | Bar graphs |
| Early math | Reading bar graph examples | 00:02:57 | | 0.00 % |
| Early math | Adding ones and tens |
| Early math | Adding 1 vs. adding 10 | 00:02:17 | | 0.00 % |
| Early math | Subtracting ones and tens |
| Early math | Subtracting 1 vs. subtracting 10 | 00:02:32 | | 0.00 % |
| Early math | Intro to addition with two-digit numbers |
| Early math | Regrouping to add one-digit number | 00:04:13 | | 0.00 % |
| Pre-algebra | Dividing fractions |
| Pre-algebra | Creating a fraction through division of whole numbers | 00:02:45 | conantee2 | 98.28 % |
| Pre-algebra | Mixed numbers on a number line | 00:02:31 | conantee2 | 98.15 % |
| Pre-algebra | Dividing a fraction by a whole number word problem | 00:02:35 | | 0.00 % |
| Pre-algebra | Dividing fractions by fractions |
| Pre-algebra | Understanding division of fractions | 00:05:42 | conantee2 | 100.00 % |
| Pre-algebra | Dividing fractions example | 00:01:17 | | 0.00 % |
| Pre-algebra | Dividing fractions example 2 | 00:03:36 | | 0.00 % |
| Pre-algebra | Dividing whole numbers and fractions: t-shirts | 00:02:08 | | 0.00 % |
| Pre-algebra | Dividing whole numbers and fractions: potpourri | 00:02:32 | conantee2 | 100.00 % |
| Pre-algebra | Negative number basics |
| Pre-algebra | Negative numbers and number line examples | 00:03:08 | | 0.00 % |
| Pre-algebra | Adding and subtracting negative numbers |
| Pre-algebra | Adding negative numbers (example) | 00:05:41 | | 0.00 % |
| Pre-algebra | Adding numbers with different signs (example) | 00:05:32 | | 0.00 % |
| Pre-algebra | Negative number word problem | 00:04:22 | conantee2 | 100.00 % |
| Pre-algebra | Multiplying and dividing negative numbers |
| Pre-algebra | Multiplying numbers with different signs | 00:02:26 | | 0.00 % |
| Pre-algebra | Regrouping decimals |
| Pre-algebra | Regrouping with decimals | 00:04:15 | conantee2 | 98.75 % |
| Pre-algebra | Regrouping with decimals example 1 | 00:04:03 | conantee2 | 98.72 % |
| Pre-algebra | Regrouping decimals example 2 | 00:03:28 | conantee2 | 98.68 % |
| Pre-algebra | Comparing decimals |
| Pre-algebra | Comparing decimals example 2 | 00:04:50 | conantee2 | 100.00 % |
| Pre-algebra | Comparing decimals: difference in largest place value | 00:04:24 | conantee2 | 100.00 % |
| Pre-algebra | Comparing decimals: place value difference | 00:02:08 | conantee2 | 100.00 % |
| Pre-algebra | Comparing decimals: ordering from smallest to biggest | 00:01:28 | conantee2 | 100.00 % |
| Pre-algebra | Dividing decimals |
| Pre-algebra | Dividing completely to get decimal answer | 00:02:37 | conantee2 | 98.11 % |
| Pre-algebra | Dividing completely to get decimal answer example 2 | 00:02:23 | conantee2 | 97.83 % |
| Pre-algebra | Dividing a decimal by a whole number | 00:02:06 | conantee2 | 100.00 % |
| Pre-algebra | การหารจำนวนเต็มด้วยทศนิยม | 00:04:20 | conantee2 | 100.00 % |
| Pre-algebra | Moving the decimal to multiply and divide by 10 |
| Pre-algebra | Multiplying a decimal by a power of 10 | 00:03:47 | | 0.00 % |
| Pre-algebra | Dividing a decimal by a power of 10 | 00:03:18 | | 0.00 % |
| Pre-algebra | Dividing a decimal by a power of 10: shortcut | 00:01:51 | | 0.00 % |
| Pre-algebra | Visualizing equivalent fractions |
| Pre-algebra | Visualizing equivalent fractions | 00:03:45 | | 0.00 % |
| Pre-algebra | Equivalent fraction word problem example | 00:04:01 | | 0.00 % |
| Pre-algebra | Equivalent fraction word problem example 2 | 00:02:01 | | 0.00 % |
| Pre-algebra | Equivalent fraction word problem example 3 | 00:04:15 | | 0.00 % |
| Pre-algebra | Adding and subtracting fractions |
| Pre-algebra | Adding fractions with like denominators | 00:03:18 | | 0.00 % |
| Pre-algebra | Subtracting fractions with like denominators | 00:02:26 | | 0.00 % |
| Pre-algebra | Adding fractions word problem 1 | 00:01:45 | | 0.00 % |
| Pre-algebra | Word problem: What fraction of an hour should the piano still be practiced? | 00:03:04 | conantee2 | 100.00 % |
| Pre-algebra | Word problem: How long is this lizard? | 00:02:29 | | 0.00 % |
| Pre-algebra | Multiplying fractions |
| Pre-algebra | Multiplying unit fractions and whole numbers | 00:03:08 | conantee2 | 98.33 % |
| Pre-algebra | Multiplying two fractions: an explanation | 00:05:06 | conantee2 | 99.03 % |
| Pre-algebra | Seeing multiplication as scaling with fractions | 00:05:06 | conantee2 | 100.00 % |
| Pre-algebra | Multiplying fractions word problems |
| Pre-algebra | โจทย์คำพูดเรื่องการคูณเศษส่วน 2 | 00:03:42 | conantee2 | 100.00 % |
| Pre-algebra | Multiplying fractions word problem: milk love | 00:02:19 | | 0.00 % |
| Pre-algebra | Multiplying fractions word problem: pigging out on pumpkin pie | 00:04:36 | conantee2 | 100.00 % |
| Pre-algebra | Multiplying fractions word problem: banana oat muffin recipe | 00:03:39 | | 0.00 % |
| Pre-algebra | โจทย์คำพูดเรื่องการคูณเศษส่วน 4 | 00:01:20 | conantee2 | 100.00 % |
| Pre-algebra | Multiplying fractions word problem: bike to a friend | 00:03:51 | conantee2 | 100.00 % |
| Pre-algebra | Mixed numbers and improper fractions |
| Pre-algebra | Comparing improper fractions and mixed numbers | 00:04:54 | | 0.00 % |
| Pre-algebra | Mixed numbers and improper fractions | 00:09:13 | | 0.00 % |
| Pre-algebra | Proper and improper fractions | 00:01:41 | | 0.00 % |
| Pre-algebra | Converting mixed numbers to improper fractions | 00:04:26 | | 0.00 % |
| Pre-algebra | Mixed numbers: changing to improper fractions | 00:06:43 | | 0.00 % |
| Pre-algebra | Mixed numbers: changing from an improper fraction | 00:04:02 | | 0.00 % |
| Pre-algebra | เศษส่วนเกินที่เป็นบวกบนเส้นจำนวน | 00:02:12 | conantee2 | 100.00 % |
| Pre-algebra | Fractions cut and copy 2 exercise example | 00:03:14 | conantee2 | 100.00 % |
| Pre-algebra | Mixed number multiplication and division |
| Pre-algebra | Multiplying fractions and whole numbers: mixed number answer | 00:04:03 | | 0.00 % |
| Pre-algebra | How to multiply mixed numbers | 00:04:21 | | 0.00 % |
| Pre-algebra | Reciprocal of a mixed number | 00:01:41 | | 0.00 % |
| Pre-algebra | Dividing mixed numbers | 00:02:41 | | 0.00 % |
| Pre-algebra | Dividing mixed numbers and fractions | 00:03:22 | | 0.00 % |
| Total | | 23:14:57 |
| Subject | Title | Length | Author | Subtitles | | | 6th grade (U.S.) | Introduction to equivalent algebraic expressions |
| 6th grade (U.S.) | How to find equivalent expressions by combining like terms and using the distributive property | 00:01:58 | | 0.00 % |
| 6th grade (U.S.) | Introduction to rates |
| 6th grade (U.S.) | Introduction to rates | 00:05:30 | | 0.00 % |
| 6th grade (U.S.) | Histograms |
| 6th grade (U.S.) | How to interpret a histogram | 00:04:29 | | 0.00 % |
| 6th grade (U.S.) | Box plots |
| 6th grade (U.S.) | Another example constructing box plot | 00:03:15 | | 0.00 % |
| 6th grade (U.S.) | Mean and median challenge problems |
| 6th grade (U.S.) | Impact on median and mean when removing lowest value example | 00:05:37 | | 0.00 % |
| 6th grade (U.S.) | One-step equation word problems |
| 6th grade (U.S.) | How to write one-step equations for word problems | 00:04:21 | | 0.00 % |
| 6th grade (U.S.) | Introduction to rates |
| 6th grade (U.S.) | Practice computing and comparing rates | 00:03:13 | | 0.00 % |
| 6th grade (U.S.) | Substitution and evaluating expressions |
| 6th grade (U.S.) | Thinking about the changing values of variables and expressions | 00:05:15 | | 0.00 % |
| 6th grade (U.S.) | Number opposites |
| 6th grade (U.S.) | Opposite of a number | 00:03:12 | | 0.00 % |
| 6th grade (U.S.) | Exponents |
| 6th grade (U.S.) | The zeroth power | 00:04:32 | | 0.00 % |
| 6th grade (U.S.) | One-step multiplication and division equations |
| 6th grade (U.S.) | How to solve one-step multiplication and division equations with fractions and decimals | 00:07:51 | | 0.00 % |
| 6th grade (U.S.) | Absolute value |
| 6th grade (U.S.) | Values to make absolute value inequality true | 00:05:55 | | 0.00 % |
| 6th grade (U.S.) | Mean absolute deviation (MAD) |
| 6th grade (U.S.) | Mean absolute deviation | 00:09:10 | | 0.00 % |
| 6th grade (U.S.) | Mean and median challenge problems |
| 6th grade (U.S.) | Median and range puzzle | 00:06:55 | | 0.00 % |
| 6th grade (U.S.) | Writing basic algebraic expressions word problems |
| 6th grade (U.S.) | How to write algebraic expressions from word problems | 00:04:42 | | 0.00 % |
| 6th grade (U.S.) | Histograms |
| 6th grade (U.S.) | How to create a histogram | 00:07:22 | | 0.00 % |
| 6th grade (U.S.) | Shape of data distributions |
| 6th grade (U.S.) | Thinking about shapes of distributions | 00:05:07 | | 0.00 % |
| 6th grade (U.S.) | Comparing negative numbers |
| 6th grade (U.S.) | Ordering rational numbers | 00:04:14 | | 0.00 % |
| 6th grade (U.S.) | Box plots |
| 6th grade (U.S.) | Interpreting box plots | 00:07:44 | | 0.00 % |
| 6th grade (U.S.) | The distributive property |
| 6th grade (U.S.) | How to use the distributive property with variables | 00:06:29 | | 0.00 % |
| 6th grade (U.S.) | Writing basic algebraic expressions word problems |
| 6th grade (U.S.) | How to write basic algebraic expressions from word problems | 00:03:09 | | 0.00 % |
| 6th grade (U.S.) | Writing algebraic expressions introduction |
| 6th grade (U.S.) | How to write basic expressions with variables | 00:02:37 | | 0.00 % |
| 6th grade (U.S.) | Absolute value |
| 6th grade (U.S.) | Comparing absolute values on number line | 00:03:56 | | 0.00 % |
| 6th grade (U.S.) | Comparing negative numbers |
| 6th grade (U.S.) | Comparing negatives with variables | 00:04:54 | | 0.00 % |
| 6th grade (U.S.) | Dot plots and frequency tables |
| 6th grade (U.S.) | Frequency tables and dot plots | 00:07:19 | | 0.00 % |
| 6th grade (U.S.) | Introduction to inequalities with variables |
| 6th grade (U.S.) | How to describe real-world situations with inequalities | 00:02:54 | | 0.00 % |
| 6th grade (U.S.) | The distributive property |
| 6th grade (U.S.) | How to use the distributive property to factor out the greatest common factor | 00:03:27 | | 0.00 % |
| 6th grade (U.S.) | Finding mistakes in one-step equations |
| 6th grade (U.S.) | How to find mistakes in one step equations | 00:04:05 | | 0.00 % |
| 6th grade (U.S.) | Statistical questions |
| 6th grade (U.S.) | Statistical questions | 00:09:34 | | 0.00 % |
| 6th grade (U.S.) | Area of shapes on grids |
| 6th grade (U.S.) | How to find the area of a triangle on a grid | 00:06:57 | | 0.00 % |
| 6th grade (U.S.) | Absolute value |
| 6th grade (U.S.) | Interpreting absolute value | 00:03:46 | | 0.00 % |
| 6th grade (U.S.) | Sorting absolute values on number line | 00:02:17 | | 0.00 % |
| 6th grade (U.S.) | Substitution and evaluating expressions |
| 6th grade (U.S.) | How to evaluate expressions in two variables with decimals and fractions | 00:03:27 | | 0.00 % |
| 6th grade (U.S.) | Number opposites |
| 6th grade (U.S.) | Negative symbol as opposite | 00:05:02 | | 0.00 % |
| 6th grade (U.S.) | Dot plots and frequency tables |
| 6th grade (U.S.) | Ways to represent data | 00:08:18 | | 0.00 % |
| 6th grade (U.S.) | Box plots |
| 6th grade (U.S.) | Box and whisker plot exercise example | 00:03:18 | | 0.00 % |
| 6th grade (U.S.) | Number opposites |
| 6th grade (U.S.) | Number opposites practice | 00:03:08 | | 0.00 % |
| 6th grade (U.S.) | Introduction to ratios |
| 6th grade (U.S.) | Introduction to ratios | 00:03:58 | | 0.00 % |
| 6th grade (U.S.) | Mean and median challenge problems |
| 6th grade (U.S.) | Impact on median and mean when increasing highest value | 00:04:16 | | 0.00 % |
| 6th grade (U.S.) | Shape of data distributions |
| 6th grade (U.S.) | Examples analyzing clusters, gaps, peaks and outliers for distributions | 00:06:32 | | 0.00 % |
| 6th grade (U.S.) | Introduction to inequalities with variables |
| 6th grade (U.S.) | How to test solutions to inequalities | 00:05:10 | KruPhysics | 10.00 % |
| 6th grade (U.S.) | One-step addition and subtraction equations |
| 6th grade (U.S.) | How to solve one-step equations with fractions and decimals | 00:04:32 | | 0.00 % |
| 6th grade (U.S.) | Comparing data displays |
| 6th grade (U.S.) | Comparing dot plots, histograms, and box plots | 00:05:26 | | 0.00 % |
| 6th grade (U.S.) | Mean absolute deviation (MAD) |
| 6th grade (U.S.) | Mean absolute deviation example | 00:06:22 | | 0.00 % |
| 6th grade (U.S.) | Interquartile range (IQR) |
| 6th grade (U.S.) | How to calculate interquartile range IQR | 00:08:43 | | 0.00 % |
| 6th grade (U.S.) | Negative number basics |
| 6th grade (U.S.) | Opposite of a given number | 00:02:13 | | 0.00 % |
| 6th grade (U.S.) | Box plots |
| 6th grade (U.S.) | Box-and-whisker Plot | 00:13:14 | | 0.00 % |
| 7th grade (U.S.) | Two-step equations with decimals and fractions |
| 7th grade (U.S.) | Mistakes in solving equations | 00:03:48 | | 0.00 % |
| 7th grade (U.S.) | Compound events and sample spaces |
| 7th grade (U.S.) | Counting pot and flower scenarios | 00:02:35 | | 0.00 % |
| 7th grade (U.S.) | Addition and subtraction word problems with negatives |
| 7th grade (U.S.) | Finding initial temperature from temperature changes | 00:03:38 | | 0.00 % |
| 7th grade (U.S.) | Adding and subtracting negative numbers with variables |
| 7th grade (U.S.) | Understanding variables representing integers on number line | 00:06:50 | | 0.00 % |
| 7th grade (U.S.) | Rate problems with fractions |
| 7th grade (U.S.) | Determining rates with fractions | 00:05:07 | | 0.00 % |
| 7th grade (U.S.) | Compound events and sample spaces |
| 7th grade (U.S.) | Probability from compound sample space | 00:05:03 | | 0.00 % |
| 7th grade (U.S.) | Identifying proportional relationships |
| 7th grade (U.S.) | Testing whether area is proportional to side length | 00:03:46 | | 0.00 % |
| 7th grade (U.S.) | Multiplying and dividing fractions 2 |
| 7th grade (U.S.) | Making sense of hairy fractions | 00:05:19 | | 0.00 % |
| 7th grade (U.S.) | Probability models |
| 7th grade (U.S.) | Constructing probability model from observations | 00:07:25 | | 0.00 % |
| 7th grade (U.S.) | Properties of multiplication and division |
| 7th grade (U.S.) | Arithmetic properties with negative numbers | 00:08:22 | | 0.00 % |
| 7th grade (U.S.) | Identifying proportional relationships |
| 7th grade (U.S.) | Banana proportionality | 00:02:57 | | 0.00 % |
| 7th grade (U.S.) | The distributive property and equivalent expressions |
| 7th grade (U.S.) | Equivalent expressions with distribution and negative numbers | 00:04:00 | | 0.00 % |
| 7th grade (U.S.) | Probability models |
| 7th grade (U.S.) | Comparing theoretical to experimental probabilites | 00:07:02 | | 0.00 % |
| 7th grade (U.S.) | Adding and subtracting with negatives on the number line |
| 7th grade (U.S.) | Integer equations to describe diagram | 00:02:43 | | 0.00 % |
| 7th grade (U.S.) | Adding negative numbers on number line examples | 00:05:25 | | 0.00 % |
| 7th grade (U.S.) | Adding and subtracting negative numbers with variables |
| 7th grade (U.S.) | Substitution with negative numbers | 00:07:58 | | 0.00 % |
| 7th grade (U.S.) | Equations of proportional relationships |
| 7th grade (U.S.) | Equations of proportional relationships | 00:05:01 | | 0.00 % |
| 7th grade (U.S.) | Compound events and sample spaces |
| 7th grade (U.S.) | Compound sample spaces | 00:09:10 | | 0.00 % |
| 7th grade (U.S.) | Identifying proportional relationships |
| 7th grade (U.S.) | Identifying a proportional relationship from a table (example) | 00:01:03 | | 0.00 % |
| 7th grade (U.S.) | Equations of proportional relationships |
| 7th grade (U.S.) | Writing an equation for a proportional relationship (example) | 00:02:47 | | 0.00 % |
| 7th grade (U.S.) | Rate problems with fractions |
| 7th grade (U.S.) | Rate problem using fractions | 00:02:56 | | 0.00 % |
| 7th grade (U.S.) | Writing and solving proportions |
| 7th grade (U.S.) | Proportion word problem (example 1) | 00:05:48 | | 0.00 % |
| 7th grade (U.S.) | Identifying proportional relationships |
| 7th grade (U.S.) | Introduction to proportional relationships | 00:03:50 | | 0.00 % |
| 7th grade (U.S.) | Graphs of proportional relationships |
| 7th grade (U.S.) | How to visually identify proportional relationships using graphs | 00:07:19 | | 0.00 % |
| 7th grade (U.S.) | Basic probability |
| 7th grade (U.S.) | Experimental probability | 00:06:55 | | 0.00 % |
| 7th grade (U.S.) | Exponents with negative bases |
| 7th grade (U.S.) | Multiplying and dividing even and odd numbers of negatives | 00:07:06 | | 0.00 % |
| 7th grade (U.S.) | Writing and solving proportions |
| 7th grade (U.S.) | Proportion word problem (example 2) | 00:04:58 | | 0.00 % |
| 7th grade (U.S.) | Adding and subtracting with negatives on the number line |
| 7th grade (U.S.) | Interpreting integer expressions | 00:02:26 | | 0.00 % |
| 7th grade (U.S.) | Basic probability |
| 7th grade (U.S.) | Intuitive sense of probabilities | 00:08:51 | | 0.00 % |
| 7th grade (U.S.) | Exponents with negative bases |
| 7th grade (U.S.) | Thinking about the sign of expressions | 00:08:39 | | 0.00 % |
| 7th grade (U.S.) | Absolute value |
| 7th grade (U.S.) | Justification for |a - b| = |b - a| | 00:05:30 | | 0.00 % |
| 7th grade (U.S.) | Multiplication and division word problems with negatives |
| 7th grade (U.S.) | Interpreting multiplication and division of negative numbers | 00:04:35 | | 0.00 % |
| 7th grade (U.S.) | Addition and subtraction word problems with negatives |
| 7th grade (U.S.) | Interpreting negative number statements | 00:04:17 | | 0.00 % |
| 7th grade (U.S.) | Adding and subtracting rational numbers |
| 7th grade (U.S.) | Comparing Rational Numbers | 00:06:59 | | 0.00 % |
| 7th grade (U.S.) | Adding and subtracting integers |
| 7th grade (U.S.) | More missing value addition and subtraction problems with negative numbers (examples part 2) | 00:06:40 | | 0.00 % |
| 7th grade (U.S.) | Two-step equations with decimals and fractions |
| 7th grade (U.S.) | How to solve two-step equations with decimals and fractions | 00:07:51 | | 0.00 % |
| 7th grade (U.S.) | Identifying proportional relationships |
| 7th grade (U.S.) | Movie ticket proportionality | 00:01:46 | | 0.00 % |
| 7th grade (U.S.) | Combining like terms |
| 7th grade (U.S.) | Examples of simplifying expressions involving rational numbers | 00:04:16 | | 0.00 % |
| 7th grade (U.S.) | Multiplying and dividing fractions 2 |
| 7th grade (U.S.) | Negative signs in numerators and denominators | 00:05:08 | | 0.00 % |
| 7th grade (U.S.) | Adding and subtracting integers |
| 7th grade (U.S.) | Missing value addition and subtraction problems with negative numbers (examples part 1) | 00:05:33 | | 0.00 % |
| 7th grade (U.S.) | Probability models |
| 7th grade (U.S.) | Making predictions with probability | 00:05:05 | | 0.00 % |
| 7th grade (U.S.) | Equations of proportional relationships |
| 7th grade (U.S.) | Interpreting graphs of proportional relationships (examples) | 00:07:32 | | 0.00 % |
| 7th grade (U.S.) | Absolute value |
| 7th grade (U.S.) | Interpreting absolute value as distance | 00:10:54 | | 0.00 % |
| 7th grade (U.S.) | Identifying proportional relationships |
| 7th grade (U.S.) | Proportionality between side length and perimeter | 00:02:39 | | 0.00 % |
| 7th grade (U.S.) | Multiplying and dividing fractions 2 |
| 7th grade (U.S.) | Expressions with rational numbers | 00:05:59 | conantee2 | 99.19 % |
| 7th grade (U.S.) | Properties of addition and subtraction |
| 7th grade (U.S.) | Equivalent expressions with negative numbers | 00:06:21 | | 0.00 % |
| 7th grade (U.S.) | Estimating probability |
| 7th grade (U.S.) | Estimating probability example | 00:00:58 | | 0.00 % |
| 8th grade (U.S.) | Linear and nonlinear functions |
| 8th grade (U.S.) | Linear and nonlinear functions example 1) | 00:03:35 | | 0.00 % |
| 8th grade (U.S.) | Algebraically determining segment length |
| 8th grade (U.S.) | Midpoint of a segment | 00:03:19 | | 0.00 % |
| 8th grade (U.S.) | The Pythagorean theorem |
| 8th grade (U.S.) | Pythagoriean theorem in 3D | 00:05:56 | | 0.00 % |
| 8th grade (U.S.) | Two-way tables |
| 8th grade (U.S.) | Two-way frequency tables and Venn diagrams | 00:06:23 | | 0.00 % |
| 8th grade (U.S.) | Two-way relative frequency tables | 00:04:28 | | 0.00 % |
| 8th grade (U.S.) | Interpreting two way tables | 00:01:44 | | 0.00 % |
| 8th grade (U.S.) | Square roots and cube roots |
| 8th grade (U.S.) | Dimensions of a cube from its volume | 00:03:35 | | 0.00 % |
| 8th grade (U.S.) | Irrational numbers |
| 8th grade (U.S.) | How to classify numbers | 00:08:49 | | 0.00 % |
| 8th grade (U.S.) | Square roots and cube roots |
| 8th grade (U.S.) | Introduction to cube roots | 00:08:01 | | 0.00 % |
| 8th grade (U.S.) | Modeling with linear functions and equations |
| 8th grade (U.S.) | Linear function example: spending money | 00:05:22 | | 0.00 % |
| 8th grade (U.S.) | Exploring linear relationships | 00:04:58 | | 0.00 % |
| 8th grade (U.S.) | Linear and nonlinear functions |
| 8th grade (U.S.) | Recognizing linear functions | 00:04:01 | | 0.00 % |
| 8th grade (U.S.) | Interpreting a graph exercise example | 00:02:23 | | 0.00 % |
| 8th grade (U.S.) | Graphing and analyzing proportional relationships |
| 8th grade (U.S.) | Graphing proportional relationships example | 00:04:31 | | 0.00 % |
| 8th grade (U.S.) | Graphing proportional relationships example 2 | 00:01:12 | | 0.00 % |
| 8th grade (U.S.) | Graphing proportional relationships example 3 | 00:03:09 | | 0.00 % |
| 8th grade (U.S.) | Comparing rates | 00:01:25 | | 0.00 % |
| 8th grade (U.S.) | Representing and comparing rates | 00:03:19 | | 0.00 % |
| 8th grade (U.S.) | Approximating irrational numbers |
| 8th grade (U.S.) | How to approximate square roots | 00:04:48 | | 0.00 % |
| 8th grade (U.S.) | Working with powers of 10 |
| 8th grade (U.S.) | Multiplying multiples of powers of 10 | 00:02:41 | | 0.00 % |
| 8th grade (U.S.) | Arithmetic with numbers in scientific notation |
| 8th grade (U.S.) | Subtracting in scientific notation | 00:04:13 | | 0.00 % |
| 8th grade (U.S.) | Solving linear systems graphically |
| 8th grade (U.S.) | Graphing systems of equations | 00:06:35 | | 0.00 % |
| 8th grade (U.S.) | Graphical Systems Application Problem | 00:05:19 | | 0.00 % |
| 8th grade (U.S.) | Example 3: Graphically solving systems | 00:05:08 | | 0.00 % |
| 8th grade (U.S.) | Thinking about solutions to systems |
| 8th grade (U.S.) | Constructing solutions to systems of equations | 00:06:21 | | 0.00 % |
| 8th grade (U.S.) | Solving systems with substitution |
| 8th grade (U.S.) | Example 2: Solving systems by substitution | 00:04:06 | | 0.00 % |
| 8th grade (U.S.) | Example 3: Solving systems by substitution | 00:06:04 | | 0.00 % |
| 8th grade (U.S.) | The substitution method | 00:04:39 | | 0.00 % |
| 8th grade (U.S.) | Substitution method 2 | 00:03:44 | | 0.00 % |
| 8th grade (U.S.) | Solving systems with elimination |
| 8th grade (U.S.) | Example 2: Solving systems by elimination | 00:03:45 | | 0.00 % |
| 8th grade (U.S.) | Addition elimination method 1 | 00:03:38 | | 0.00 % |
| 8th grade (U.S.) | Addition elimination method 2 | 00:04:26 | | 0.00 % |
| 8th grade (U.S.) | Addition elimination method 3 | 00:05:05 | | 0.00 % |
| 8th grade (U.S.) | Addition elimination method 4 | 00:02:38 | | 0.00 % |
| 8th grade (U.S.) | Example 3: Solving systems by elimination | 00:04:57 | | 0.00 % |
| 8th grade (U.S.) | Approximating irrational numbers |
| 8th grade (U.S.) | Comparing irrational numbers involving radicals | 00:05:29 | | 0.00 % |
| 8th grade (U.S.) | Comparing values with calculator | 00:04:01 | | 0.00 % |
| 8th grade (U.S.) | Square roots and cube roots |
| 8th grade (U.S.) | Square root of decimal (example) | 00:03:04 | | 0.00 % |
| 8th grade (U.S.) | Introduction to square roots | 00:05:24 | | 0.00 % |
| 8th grade (U.S.) | Working with powers of 10 |
| 8th grade (U.S.) | Approximating with powers of 10 | 00:04:10 | | 0.00 % |
| Algebra basics | Absolute value |
| Algebra basics | Absolute value and number lines | 00:05:39 | | 0.00 % |
| Algebra basics | Solutions and graphs of two-variable equations |
| Algebra basics | Determining a linear equation by checking solutions | 00:03:36 | | 0.00 % |
| Algebra basics | Operations with decimals |
| Algebra basics | Adding decimals: example 1 | 00:02:40 | | 0.00 % |
| Algebra basics | Subtracting decimals: example 1 | 00:01:11 | | 0.00 % |
| Algebra basics | Constructing equations in slope-intercept form |
| Algebra basics | Slope-intercept form from table | 00:04:26 | | 0.00 % |
| Algebra basics | The world of exponents |
| Algebra basics | Introduction to exponents | 00:03:03 | | 0.00 % |
| Algebra basics | Exponent example 1 | 00:01:15 | | 0.00 % |
| Algebra basics | Exponent example 2 | 00:01:55 | | 0.00 % |
| Algebra basics | Raising a number to the 0 and 1st power | 00:05:07 | | 0.00 % |
| Algebra basics | Patterns in raising 1 and -1 to different powers | 00:06:08 | | 0.00 % |
| Algebra basics | Powers of fractions | 00:01:47 | | 0.00 % |
| Algebra basics | Powers of zero | 00:04:15 | | 0.00 % |
| Algebra basics | The square root |
| Algebra basics | Understanding square roots | 00:01:21 | | 0.00 % |
| Algebra basics | Square roots and real numbers | 00:10:19 | | 0.00 % |
| Algebra basics | Adding and simplifying radicals | 00:07:57 | | 0.00 % |
| Algebra basics | Order of operations |
| Algebra basics | Order of operations example | 00:04:27 | | 0.00 % |
| Algebra basics | Order of operations example: putting it all together | 00:04:36 | | 0.00 % |
| Algebra basics | Fractions |
| Algebra basics | Example of adding fractions with unlike denominators word problem | 00:05:47 | | 0.00 % |
| Algebra basics | Adding fractions with different signs | 00:06:22 | | 0.00 % |
| Algebra basics | Decimals, fractions and percentages |
| Algebra basics | Fraction to decimal with rounding | 00:03:15 | | 0.00 % |
| Algebra basics | Fraction to decimal | 00:02:17 | | 0.00 % |
| Algebra basics | Converting decimals to fractions example 3 | 00:01:14 | | 0.00 % |
| Algebra basics | Converting decimals to fractions 2 (ex 1) | 00:01:14 | | 0.00 % |
| Algebra basics | Finding a percentage | 00:03:33 | | 0.00 % |
| Algebra basics | Percent word problem example 2 | 00:02:49 | | 0.00 % |
| Algebra basics | Percentage of a whole number | 00:02:07 | | 0.00 % |
| Algebra basics | Scientific notation |
| Algebra basics | Scientific notation examples | 00:11:26 | | 0.00 % |
| Algebra basics | Express a small number in scientific notation (example) | 00:04:12 | | 0.00 % |
| Algebra basics | Multiplying in scientific notation (example) | 00:05:23 | | 0.00 % |
| Algebra basics | Computing with scientific notation |
| Algebra basics | Multiplying three numbers in scientific notation (example) | 00:07:35 | | 0.00 % |
| Algebra basics | Speed of light and distance from sun (scientific notation word problem) | 00:04:27 | | 0.00 % |
| Algebra basics | U.S. national debt (scientific notation word problem) | 00:06:21 | | 0.00 % |
| Algebra basics | Multiplying and dividing in scientific notation (example) | 00:02:53 | | 0.00 % |
| Algebra basics | Simplifying a complicated expression into scientific notation | 00:05:52 | | 0.00 % |
| Algebra basics | Red blood cells in human body (scientific notation word problem) | 00:04:46 | | 0.00 % |
| Algebra I | Interpreting linear functions and equations |
| Algebra I | Interpreting linear graphs word problems example 1 | 00:05:05 | | 0.00 % |
| Algebra I | Comparing linear functions |
| Algebra I | Comparing linear functions 1 | 00:02:23 | | 0.00 % |
| Algebra I | Comparing linear functions 2 | 00:02:36 | | 0.00 % |
| Algebra I | Comparing linear functions 3 | 00:03:40 | | 0.00 % |
| Algebra I | Interpreting linear functions and equations |
| Algebra I | Interpreting linear graphs word problems example 2 | 00:02:43 | | 0.00 % |
| Algebra I | Interpreting linear tables word problems example 2 | 00:05:58 | | 0.00 % |
| Algebra I | Comparing linear functions |
| Algebra I | Comparing linear functions word problems 1 | 00:04:44 | | 0.00 % |
| Algebra I | Comparing linear functions word problems 2 | 00:03:44 | | 0.00 % |
| Algebra I | Comparing linear functions word problems 3 | 00:03:46 | | 0.00 % |
| Algebra I | Slope |
| Algebra I | Finding the slope of a line from its graph | 00:04:40 | | 0.00 % |
| Algebra I | Slope from two ordered pairs example 2 | 00:05:05 | | 0.00 % |
| Algebra I | Interpreting linear functions and equations |
| Algebra I | Interpreting linear tables word problems example 1 | 00:04:03 | | 0.00 % |
| Algebra I | Slope |
| Algebra I | Intuitive understanding of slope example | 00:02:35 | | 0.00 % |
| Algebra I | Slope-intercept form |
| Algebra I | Graph from slope-intercept equation example | 00:03:01 | | 0.00 % |
| Algebra I | Slope-intercept equation from slope and point | 00:03:46 | | 0.00 % |
| Algebra I | Rational and irrational numbers |
| Algebra I | Introduction to rational and irrational numbers | 00:05:55 | | 0.00 % |
| Algebra I | Recognizing rational and irrational numbers (examples) | 00:02:18 | | 0.00 % |
| Algebra I | Slope |
| Algebra I | Similar triangles to prove that the slope is constant for a line | 00:07:56 | | 0.00 % |
| Basic geometry | Transformations |
| Basic geometry | Rotating segment about orgin example | 00:01:17 | | 0.00 % |
| Basic geometry | Reflecting line across another line example | 00:01:16 | | 0.00 % |
| Basic geometry | Translations of polygons | 00:01:05 | | 0.00 % |
| Basic geometry | Determining a translation for a shape | 00:00:46 | | 0.00 % |
| Basic geometry | Rotation of polygons example | 00:02:27 | | 0.00 % |
| Basic geometry | Congruence and similarity |
| Basic geometry | Comparing side lengths after dilation | 00:02:13 | | 0.00 % |
| Basic geometry | Transformations |
| Basic geometry | Performing a rotation to match figures | 00:01:59 | | 0.00 % |
| Basic geometry | Reflection and mapping points example | 00:02:26 | | 0.00 % |
| Basic geometry | Measuring segments |
| Basic geometry | Congruent line segments | 00:01:01 | | 0.00 % |
| Basic geometry | Angle basics |
| Basic geometry | Naming angles exercise example | 00:01:11 | | 0.00 % |
| Basic geometry | Constructing angles | 00:02:41 | | 0.00 % |
| Basic geometry | Interpreting angles |
| Basic geometry | Recognizing angles examples | 00:02:15 | | 0.00 % |
| Basic geometry | Drawing acute, right and obtuse angles | 00:02:40 | conantee2 | 98.44 % |
| Basic geometry | Classifying shapes |
| Basic geometry | Using angles to categorize triangles | 00:05:30 | | 0.00 % |
| Basic geometry | Coordinate plane |
| Basic geometry | Coordinate plane examples | 00:06:50 | | 0.00 % |
| Basic geometry | Coordinate plane: graphing points | 00:02:21 | | 0.00 % |
| Basic geometry | Coordinate plane: quadrants | 00:02:24 | | 0.00 % |
| Basic geometry | Coordinate plane: have all the points been graphed? | 00:01:03 | | 0.00 % |
| Basic geometry | Coordinate plane word problems exercise | 00:04:47 | | 0.00 % |
| Basic geometry | Shapes on the coordinate plane |
| Basic geometry | Quadrilateral on the coordinate plane | 00:01:32 | conantee2 | 96.77 % |
| Basic geometry | Area and perimeter of polygons |
| Basic geometry | Finding area by breaking up the shape | 00:05:15 | conantee2 | 98.99 % |
| Basic geometry | Volume of prisms |
| Basic geometry | Volume of marbles in a fish tank | 00:06:22 | | 0.00 % |
| Basic geometry | The Pythagorean theorem |
| Basic geometry | Thiago asks: How much time does a goalkeeper have to react to a penalty kick? | 00:12:05 | conantee2 | 99.56 % |
| Geometry | Introduction to rigid transformations |
| Geometry | How to perform a rotation (example) | 00:01:25 | | 0.00 % |
| Geometry | Special right triangles |
| Geometry | 30-60-90 triangle side ratios proof | 00:06:59 | | 0.00 % |
| Geometry | 45-45-90 triangle side ratios | 00:05:42 | | 0.00 % |
| Geometry | 30-60-90 Triangle Example Problem | 00:06:40 | | 0.00 % |
| Geometry | Perimeter and area of triangles |
| Geometry | Perimeter and area: the basics | 00:08:25 | | 0.00 % |
| Geometry | Triangle area proofs | 00:10:23 | | 0.00 % |
| Geometry | Volume and surface area |
| Geometry | Nets of polyhedra | 00:06:48 | | 0.00 % |
| Geometry | Finding surface area: nets of polyhedra | 00:04:19 | | 0.00 % |
| Geometry | Volume of a cone | 00:05:44 | | 0.00 % |
| Geometry | Introduction to rigid transformations |
| Geometry | Introduction to geometric transformations | 00:07:23 | | 0.00 % |
| Geometry | How to perform a reflection (example) | 00:01:48 | | 0.00 % |
| Geometry | How to perform a translation (example) | 00:01:37 | | 0.00 % |
| Geometry | Quadrilaterals |
| Geometry | Quadrilaterals: kites as a geometric shape | 00:05:38 | | 0.00 % |
| Geometry | Quadrilaterals: find the type exercise | 00:02:49 | | 0.00 % |
| Geometry | Proof: Opposite angles of parallelogram congruent | 00:04:08 | | 0.00 % |
| Geometry | Symmetry |
| Geometry | Introduction to reflective symmetry | 00:02:47 | | 0.00 % |
| Geometry | Dilations or scaling around a point |
| Geometry | How to draw the image of a shrinking dilation about the origin (example) | 00:02:26 | | 0.00 % |
| Geometry | Distances between points |
| Geometry | Distance formula | 00:09:39 | | 0.00 % |
| Geometry | Congruence and similarity |
| Geometry | Euclid as the father of geometry | 00:08:23 | | 0.00 % |
| Geometry | Basic geometry: language and labels | 00:12:58 | | 0.00 % |
| Geometry | Drawing line segments example | 00:01:55 | | 0.00 % |
| Geometry | Angle basics and measurement |
| Geometry | Angle basics | 00:06:49 | | 0.00 % |
| Geometry | Measuring angles in degrees | 00:08:22 | | 0.00 % |
| Geometry | More angle measurements using a protractor | 00:04:05 | | 0.00 % |
| Geometry | Angle measurement and circle arcs | 00:07:37 | | 0.00 % |
| Geometry | Angles between intersecting and parallel lines |
| Geometry | Introduction to vertical angles | 00:07:19 | | 0.00 % |
| Geometry | Angles formed by parallel lines and transversals | 00:07:07 | | 0.00 % |
| Geometry | Figuring out angles between transversal and parallel lines | 00:02:16 | | 0.00 % |
| Pre-algebra | Decimals and fractions |
| Pre-algebra | Ordering numeric expressions | 00:09:22 | | 0.00 % |
| Pre-algebra | Number sets |
| Pre-algebra | Number sets | 00:05:17 | | 0.00 % |
| Pre-algebra | Number sets 1 | 00:06:17 | | 0.00 % |
| Pre-algebra | Number sets 2 | 00:06:52 | | 0.00 % |
| Pre-algebra | Number sets 3 | 00:02:52 | | 0.00 % |
| Pre-algebra | Ratios and proportions |
| Pre-algebra | Ratios as fractions in simplest form | 00:01:19 | | 0.00 % |
| Pre-algebra | Simplifying rates and ratios | 00:02:28 | | 0.00 % |
| Pre-algebra | Ejercicio de Solución de Problemas de Razones con Tablas | 00:05:05 | | 0.00 % |
| Pre-algebra | Rates |
| Pre-algebra | Finding average speed or rate | 00:13:15 | | 0.00 % |
| Pre-algebra | Solving unit rates problem | 00:02:31 | | 0.00 % |
| Pre-algebra | Solving unit price problem | 00:02:01 | | 0.00 % |
| Pre-algebra | Unit conversion |
| Pre-algebra | Converting pounds to ounces | 00:01:34 | conantee2 | 96.97 % |
| Pre-algebra | Unit conversion: gallons to quarts, pints, and cups | 00:05:17 | | 0.00 % |
| Pre-algebra | Unit conversion: arithmetic calculations on units of volume | 00:05:23 | conantee2 | 99.11 % |
| Pre-algebra | Metric system unit conversion |
| Pre-algebra | Converting within the metric system | 00:04:42 | conantee2 | 98.88 % |
| Pre-algebra | U.S. customary and metric units | 00:05:10 | | 0.00 % |
| Pre-algebra | Fahrenheit and Celsius conversion |
| Pre-algebra | Converting Fahrenheit to Celsius | 00:02:58 | | 0.00 % |
| Pre-algebra | Reading and interpreting data |
| Pre-algebra | Reading pictographs | 00:02:21 | | 0.00 % |
| Pre-algebra | Reading bar graphs | 00:02:59 | | 0.00 % |
| Pre-algebra | Reading bar charts: basic example | 00:00:52 | | 0.00 % |
| Pre-algebra | Creating a bar chart | 00:01:07 | | 0.00 % |
| Pre-algebra | Reading bar charts: putting it together with central tendency | 00:04:41 | | 0.00 % |
| Pre-algebra | u08_l1_t2_we2 Reading Line Graphs | 00:02:21 | | 0.00 % |
| Pre-algebra | Multi-step word problems |
| Pre-algebra | Multi-step word problem with fractions and units of time | 00:02:25 | conantee2 | 97.78 % |
| Pre-algebra | Multistep word problems example 3) | 00:02:08 | | 0.00 % |
| Pre-algebra | Inequalities : Greater than and less than basics |
| Pre-algebra | How to plot inequalities on a number line | 00:06:14 | conantee2 | 99.13 % |
| Pre-algebra | Writing numerical inequalities exercise | 00:03:28 | | 0.00 % |
| Pre-algebra | Example of plotting a simple inequality on a number line | 00:01:34 | | 0.00 % |
| Pre-algebra | Cross topic arithmetic |
| Pre-algebra | Rational number word problem with decimals | 00:03:15 | | 0.00 % |
| Pre-algebra | Number patterns |
| Pre-algebra | Math patterns example 2 | 00:05:41 | conantee2 | 99.06 % |
| Pre-algebra | The cube root |
| Pre-algebra | Cube root of a negative number (example) | 00:04:18 | | 0.00 % |
| Pre-algebra | Cube root of a non-perfect cube | 00:04:51 | conantee2 | 99.01 % |
| Pre-algebra | Orders of magnitude |
| Pre-algebra | Orders of magnitude exercise example 2 | 00:05:48 | conantee2 | 99.20 % |
| Pre-algebra | Absolute value |
| Pre-algebra | Absolute value smallest to biggest | 00:03:22 | | 0.00 % |
| Pre-algebra | Place value |
| Pre-algebra | Finding a number's place value | 00:02:25 | | 0.00 % |
| Pre-algebra | Writing a number in standard form | 00:04:09 | | 0.00 % |
| Pre-algebra | Absolute value |
| Pre-algebra | Comparing absolute values | 00:04:07 | | 0.00 % |
| Pre-algebra | Place value |
| Pre-algebra | Writing a number in expanded form | 00:05:20 | | 0.00 % |
| Pre-algebra | Absolute value |
| Pre-algebra | Constructing and interpreting absolute value | 00:07:20 | conantee2 | 99.31 % |
| Pre-algebra | Place value |
| Pre-algebra | Comparing place values | 00:02:30 | conantee2 | 97.87 % |
| Pre-algebra | Divisibility tests |
| Pre-algebra | Divisibility tests for 2, 3, 4, 5, 6, 9, 10 | 00:06:33 | | 0.00 % |
| Pre-algebra | Recognizing divisibility | 00:06:26 | | 0.00 % |
| Pre-algebra | Place value |
| Pre-algebra | Place value relationships example | 00:02:40 | conantee2 | 97.62 % |
| Pre-algebra | Rounding whole numbers |
| Pre-algebra | Rounding whole numbers example 1 | 00:04:23 | | 0.00 % |
| Pre-algebra | Divisibility tests |
| Pre-algebra | The why of the 9 divisibility rule | 00:05:08 | | 0.00 % |
| Pre-algebra | Rounding whole numbers |
| Pre-algebra | Rounding whole numbers example 2 | 00:02:28 | | 0.00 % |
| Pre-algebra | Divisibility and factors |
| Pre-algebra | Finding factors of a number | 00:09:53 | | 0.00 % |
| Pre-algebra | Rounding whole numbers |
| Pre-algebra | Rounding whole numbers 3 | 00:01:04 | | 0.00 % |
| Pre-algebra | Understanding whole number representations |
| Pre-algebra | Regrouping numbers intro various place values | 00:02:34 | conantee2 | 98.04 % |
| Pre-algebra | Prime numbers |
| Pre-algebra | Prime numbers | 00:08:13 | | 0.00 % |
| Pre-algebra | Recognizing prime and composite numbers | 00:04:40 | | 0.00 % |
| Pre-algebra | Prime factorization |
| Pre-algebra | Prime factorization | 00:04:09 | | 0.00 % |
| Pre-algebra | Counting |
| Pre-algebra | Counting 1 exercise | 00:04:43 | | 0.00 % |
| Pre-algebra | The distributive property |
| Pre-algebra | The distributive law of multiplication over addition | 00:04:56 | | 0.00 % |
| Pre-algebra | The distributive law of multiplication over subtraction | 00:02:11 | | 0.00 % |
| Pre-algebra | Least common multiple |
| Pre-algebra | Least common multiple exercise: 3 numbers | 00:05:24 | | 0.00 % |
| Pre-algebra | The distributive property |
| Pre-algebra | Distributive property algebraic expressions | 00:05:39 | | 0.00 % |
| Pre-algebra | Arithmetic properties |
| Pre-algebra | Commutative law of addition | 00:01:40 | | 0.00 % |
| Pre-algebra | Commutative property for addition | 00:03:23 | | 0.00 % |
| Pre-algebra | Conceptualizing decimals and place notation |
| Pre-algebra | Decimal place value | 00:04:00 | | 0.00 % |
| Pre-algebra | Arithmetic properties |
| Pre-algebra | Commutative law of multiplication | 00:01:48 | | 0.00 % |
| Pre-algebra | Conceptualizing decimals and place notation |
| Pre-algebra | Decimals: writing it out in words | 00:03:31 | | 0.00 % |
| Pre-algebra | Arithmetic properties |
| Pre-algebra | Associative law of addition | 00:02:10 | | 0.00 % |
| Pre-algebra | Associative law of multiplication | 00:02:15 | | 0.00 % |
| Pre-algebra | Conceptualizing decimals and place notation |
| Pre-algebra | Decimals: expanding out place value | 00:02:53 | conantee2 | 98.36 % |
| Pre-algebra | Arithmetic properties |
| Pre-algebra | CA Algebra I: Number properties and absolute value | 00:12:02 | | 0.00 % |
| Pre-algebra | Conceptualizing decimals and place notation |
| Pre-algebra | Decimals: choosing a number to represent place value | 00:01:07 | | 0.00 % |
| Pre-algebra | Arithmetic properties |
| Pre-algebra | Identity property of 1 | 00:01:24 | | 0.00 % |
| Pre-algebra | Identity property of 1 (second example) | 00:01:55 | | 0.00 % |
| Pre-algebra | Identity property of 0 | 00:04:46 | | 0.00 % |
| Pre-algebra | Inverse property of addition | 00:02:59 | | 0.00 % |
| Pre-algebra | Decimals on a number line |
| Pre-algebra | Comparing two decimal numbers using a number line (example) | 00:01:39 | | 0.00 % |
| Pre-algebra | Arithmetic properties |
| Pre-algebra | Inverse property of multiplication | 00:03:17 | | 0.00 % |
| Pre-algebra | Decimals on a number line |
| Pre-algebra | Placing positive and negative decimals on a number line | 00:01:15 | | 0.00 % |
| Pre-algebra | Area basics |
| Pre-algebra | Introduction to area and unit squares | 00:04:17 | | 0.00 % |
| Pre-algebra | Rectangle area as product of dimensions same as counting unit squares | 00:05:20 | | 0.00 % |
| Pre-algebra | Perimeter |
| Pre-algebra | Introduction to perimeter | 00:03:21 | | 0.00 % |
| Pre-algebra | Perimeter of a shape | 00:02:03 | | 0.00 % |
| Pre-algebra | Adding and subtracting decimals |
| Pre-algebra | Adding decimals word problem | 00:01:33 | | 0.00 % |
| Pre-algebra | Adding and subtracting decimals word problem | 00:02:19 | | 0.00 % |
| Pre-algebra | Subtracting decimals (old) | 00:08:32 | | 0.00 % |
| Pre-algebra | Rates |
| Pre-algebra | Multiple rates word problem | 00:06:28 | | 0.00 % |
| Pre-algebra | Multiplying decimals |
| Pre-algebra | Multiplying decimals word problem | 00:02:32 | | 0.00 % |
| Pre-algebra | Intro to percentages |
| Pre-algebra | The meaning of percent | 00:03:01 | | 0.00 % |
| Pre-algebra | The meaning of percent over 100 | 00:02:22 | | 0.00 % |
| Pre-algebra | Converting decimals to percents | 00:02:36 | | 0.00 % |
| Pre-algebra | Converting decimals to percents (ex 2) | 00:01:48 | | 0.00 % |
| Pre-algebra | Identifying percent amount and base | 00:02:32 | | 0.00 % |
| Pre-algebra | Representing a number as a decimal, percent, and fraction 2 | 00:05:25 | | 0.00 % |
| Pre-algebra | Percent word problems |
| Pre-algebra | Solving percent problems | 00:06:17 | | 0.00 % |
| Pre-algebra | Percent word problem example 4 | 00:04:37 | | 0.00 % |
| Pre-algebra | Adding and subtracting decimals percentages and fractions |
| Pre-algebra | Adding, subtracting fractions | 00:02:36 | conantee2 | 98.11 % |
| Pre-algebra | Understanding fractions |
| Pre-algebra | Introduction to fractions | 00:05:41 | | 0.00 % |
| Pre-algebra | Identifying fraction parts | 00:02:47 | | 0.00 % |
| Pre-algebra | Plotting basic fractions on the number line | 00:03:53 | conantee2 | 98.81 % |
| Pre-algebra | Equivalent fractions and simplified form |
| Pre-algebra | Fractions in lowest terms | 00:05:42 | | 0.00 % |
| Pre-algebra | Equivalent fractions | 00:05:49 | | 0.00 % |
| Pre-algebra | Equivalent fraction word problem example 4 | 00:04:50 | | 0.00 % |
| Pre-algebra | Finding common denominators | 00:04:42 | | 0.00 % |
| Pre-algebra | Comparing fractions |
| Pre-algebra | Comparing fractions with different denominators | 00:07:08 | | 0.00 % |
| Pre-algebra | Comparing and ordering fractions | 00:07:48 | | 0.00 % |
| Pre-algebra | Decomposing fractions |
| Pre-algebra | Adding up fractions | 00:01:36 | | 0.00 % |
| Pre-algebra | Adding and subtracting fractions with unlike denominators |
| Pre-algebra | Adding fractions with denominators of 10 and 100 | 00:04:25 | conantee2 | 98.72 % |
| Pre-algebra | How to add fractions that have different denominators | 00:04:06 | | 0.00 % |
| Pre-algebra | Example of adding fractions with unlike denominators | 00:02:33 | | 0.00 % |
| Pre-algebra | Example of subtracting fractions with unlike denominators | 00:04:24 | conantee2 | 98.95 % |
| Pre-algebra | Mixed numbers and improper fractions |
| Pre-algebra | Decimals and fractions on a number line | 00:01:58 | | 0.00 % |
| Pre-algebra | Mixed number addition and subtraction |
| Pre-algebra | Adding mixed numbers | 00:02:06 | | 0.00 % |
| Pre-algebra | Adding mixed numbers with unlike denominators | 00:05:16 | | 0.00 % |
| Pre-algebra | Adding mixed numbers word problem | 00:03:22 | | 0.00 % |
| Pre-algebra | Subtracting mixed numbers | 00:03:59 | | 0.00 % |
| Pre-algebra | Subtracting mixed numbers 2 | 00:04:54 | | 0.00 % |
| Pre-algebra | Adding mixed numbers with like denominators | 00:01:35 | | 0.00 % |
| Pre-algebra | Subtracting mixed numbers with like denominators | 00:02:31 | | 0.00 % |
| Pre-algebra | How to add mixed numbers that have unlike denominators | 00:02:21 | | 0.00 % |
| Pre-algebra | Decimals and fractions |
| Pre-algebra | Converting fractions to decimals | 00:09:22 | | 0.00 % |
| Pre-algebra | Converting percent to decimal and fraction | 00:03:32 | | 0.00 % |
| Pre-algebra | Converting decimals to fractions 1 (ex 1) | 00:01:56 | | 0.00 % |
| Pre-algebra | Converting decimals to fractions example 2 | 00:00:53 | | 0.00 % |
| Pre-algebra | Understanding fractions |
| Pre-algebra | Numerator and denominator of a fraction | 00:02:31 | | 0.00 % |
| Pre-algebra | Divisibility and factors |
| Pre-algebra | Interactive module: finding factors | 00:03:10 | | 0.00 % |
| Pre-algebra | Prime factorization |
| Pre-algebra | The fundamental theorem of arithmetic | 00:04:33 | | 0.00 % |
| Pre-algebra | Divisibility tests |
| Pre-algebra | The why of the 3 divisibility rule | 00:05:03 | | 0.00 % |
| Total | | 27:01:42 |