| Subject | Title | Length | Author | Subtitles | | | 3rd grade (U.S.) | Relating multiplication and division |
| 3rd grade (U.S.) | How many cars can fit in the parking lot | 00:02:06 | andy | 0.00 %  |
| 3rd grade (U.S.) | Liters of soda for the party | 00:02:12 | andy | 100.00 % |
| 3rd grade (U.S.) | Blueberries for friends | 00:04:03 | andy | 0.00 % |
| 3rd grade (U.S.) | Average height of a building's floor | 00:04:19 | andy | 100.00 % |
| 3rd grade (U.S.) | Unknowns with multiplication and division | 00:05:18 | andy | 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 | andy | 0.00 % |
| 3rd grade (U.S.) | Total seats in a theater | 00:03:01 | andy | 100.00 % |
| 3rd grade (U.S.) | Laufstrecke in einer Woche | 00:03:32 | andy | 100.00 % |
| 3rd grade (U.S.) | Equivalent fractions |
| 3rd grade (U.S.) | Equivalent fraction models | 00:04:12 | andy | 0.00 % |
| 3rd grade (U.S.) | Equivalent fractions with visuals | 00:06:25 | andy | 0.00 % |
| 3rd grade (U.S.) | Equivalent fractions on the number line |
| 3rd grade (U.S.) | Comparing fractions visually and on number line | 00:04:43 | andy | 0.00 % |
| 4th grade (U.S.) | Multiplication |
| 4th grade (U.S.) | Multiplying: 2 digit numbers | 00:04:07 | markus | 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 | markus | 0.00 % |
| 4th grade (U.S.) | Multiplying: 2 digits numbers (using distributive property) | 00:06:58 | markus | 0.00 % |
| 4th grade (U.S.) | Comparing with multiplication |
| 4th grade (U.S.) | Comparing with multiplication: ages and heights | 00:04:57 | markus | 0.00 % |
| 4th grade (U.S.) | Division |
| 4th grade (U.S.) | Dividing numbers: intro to long division | 00:03:15 | markus | 0.00 % |
| 4th grade (U.S.) | Example of long division without remainders | 00:03:43 | markus | 0.00 % |
| 4th grade (U.S.) | Equivalent fractions |
| 4th grade (U.S.) | More on equivalent fractions | 00:04:54 | markus | 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 | markus | 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 | markus | 0.00 % |
| 4th grade (U.S.) | Metric system: units of volume | 00:04:14 | markus | 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 | moritz | 0.00 % |
| 4th grade (U.S.) | How to convert kilometers to meters and meters centimeters | 00:02:37 | moritz | 0.00 % |
| Arithmetic | Intro to addition and subtraction |
| Arithmetic | Einfache Addition | 00:07:42 | armin | 76.28 % |
| Arithmetic | Basic subtraction | 00:08:32 | armin | 0.00 % |
| Arithmetic | Adding and subtracting within 20 |
| Arithmetic | Addieren von ganzen Zahlen und Anwendung 1 | 00:01:32 | armin | 100.00 % |
| Arithmetic | Subtraktion 2 | 00:12:32 | armin | 98.76 % |
| Arithmetic | Subtrahieren bis 20 | 00:04:03 | sunny | 100.00 % |
| Arithmetic | Addition with carrying |
| Arithmetic | Der Übertrag von Nummern mit drei Ziffern | 00:02:26 | sunny | 100.00 % |
| Arithmetic | Adding: why carrying works | 00:02:30 | sunny | 0.00 % |
| Arithmetic | Adding three digit numbers with regrouping | 00:03:04 | sunny | 0.00 % |
| Arithmetic | Addition 4 | 00:08:49 | armin | 100.00 % |
| Arithmetic | Subtracting within 1000 |
| Arithmetic | Subtracting two-digit numbers without regrouping (example 1) | 00:02:36 | andy | 0.00 % |
| Arithmetic | Subtracting with regrouping (borrowing) | 00:05:27 | andy | 0.00 % |
| Arithmetic | Subtracting: three digit numbers and basic regrouping | 00:02:47 | sunny | 0.00 % |
| Arithmetic | Subtracting: three digit numbers and regrouping | 00:03:20 | sunny | 0.00 % |
| Arithmetic | Regrouping twice when subtracting three digit numbers | 00:03:48 | sunny | 0.00 % |
| Arithmetic | Übertragen von 0 wenn dreistellige Zahlen subtrahiert werden | 00:02:24 | sunny | 100.00 % |
| Arithmetic | Borrowing once example 1 | 00:03:45 | armin | 0.00 % |
| Arithmetic | Borrowing once example 2 | 00:04:28 | armin | 0.00 % |
| Arithmetic | Andere Methode um im Kopf zu substrahieren | 00:05:10 | armin | 100.00 % |
| Arithmetic | Regrouping (borrowing) twice example | 00:05:06 | armin | 0.00 % |
| Arithmetic | Concept of multiplication and division |
| Arithmetic | Intro to multiplication | 00:03:33 | markus | 0.00 % |
| Arithmetic | Multiplication as groups of objects | 00:04:19 | markus | 0.00 % |
| Arithmetic | More on the concept of multiplication | 00:05:29 | markus | 0.00 % |
| Arithmetic | The idea of division | 00:08:01 | markus | 0.00 % |
| Arithmetic | Basic multiplication |
| Arithmetic | Number line 1 | 00:01:20 | markus | 12.00 % |
| Arithmetic | TITEL: Grundlagen des Multiplizierens | 00:13:20 | armin | 46.98 % |
| Arithmetic | Multiplikation 2: Die Multiplikationstabellen | 00:15:27 | armin | 100.00 % |
| Arithmetic | Multiplikation ganzer Zahlen und Anwendungen 1 | 00:03:03 | markus | 100.00 % |
| Arithmetic | Multiplikation 3: Das Einmaleins mit 10,11,12 | 00:12:11 | armin | 100.00 % |
| Arithmetic | One-digit division |
| Arithmetic | Division 1 | 00:17:02 | armin | 100.00 % |
| Arithmetic | Example: Expressing division in multiple ways | 00:02:28 | markus | 0.00 % |
| Arithmetic | Starter multiplication and division word problems |
| Arithmetic | Comparing with multiplication: basic exercises | 00:02:17 | markus | 0.00 % |
| Arithmetic | Comparing with multiplication: age | 00:02:39 | markus | 0.00 % |
| Arithmetic | Multiplication word problem example 1 | 00:02:32 | markus | 0.00 % |
| Arithmetic | Division word problem example 1 | 00:01:48 | markus | 0.00 % |
| Arithmetic | Comparing with multiplication: Ron and Hermione strength | 00:01:10 | markus | 0.00 % |
| Arithmetic | Multi-digit multiplication |
| Arithmetic | Multiplying by multiples of 10 | 00:03:05 | armin | 100.00 % |
| Arithmetic | Multiplying: 2 digits times 1 digit | 00:01:51 | armin | 0.00 % |
| Arithmetic | Multiplying: 3 digits times 1 digit | 00:01:54 | armin | 0.00 % |
| Arithmetic | Multiplying: 2 digits times 1 digit (with carrying) | 00:02:09 | armin | 0.00 % |
| Arithmetic | Multiplying: 3 digits times 1 digit (with carrying) | 00:02:15 | armin | 0.00 % |
| Arithmetic | Multiplying: 4 digits times 1 digit (with carrying) | 00:03:24 | armin | 0.00 % |
| Arithmetic | Multiplikation 5: 2-stellige mal 2-stellige Nummer | 00:11:15 | armin | 100.00 % |
| Arithmetic | Example: 2-digit times 2-digit | 00:03:18 | armin | 0.00 % |
| Arithmetic | Multiplikation 6: mehrstellige Zahlen | 00:10:27 | armin | 100.00 % |
| Arithmetic | Ganze Zahlen und Anwendungen multiplizieren 4 | 00:01:51 | armin | 100.00 % |
| Arithmetic | TITEL: Multiplikation 7: Altes Video mit mehr Beispielen | 00:06:17 | armin | 100.00 % |
| Arithmetic | Loooong division! |
| Arithmetic | Division 2 | 00:11:39 | armin | 100.00 % |
| Arithmetic | Dividing numbers: intro to remainders | 00:03:45 | armin | 0.00 % |
| Arithmetic | Dividing numbers: example with remainders | 00:02:41 | armin | 0.00 % |
| Arithmetic | Division 3: More long division and remainder examples | 00:10:07 | armin | 0.00 % |
| Arithmetic | Dividing by two digits example 2 | 00:02:49 | armin | 0.00 % |
| Arithmetic | Dividieren - Level 4 | 00:09:36 | armin | 100.00 % |
| Arithmetic | Lattice multiplication |
| Arithmetic | Lattice multiplication | 00:07:15 | armin | 100.00 % |
| Arithmetic | Why Lattice Multiplication Works | 00:08:21 | armin | 0.00 % |
| Arithmetic | Partial quotient division |
| Arithmetic | Partial Quotient Division | 00:08:27 | markus | 34.15 % |
| Arithmetic | Partial Quotient Method of Division 2 | 00:07:56 | markus | 0.00 % |
| Arithmetic | Fancy multiplication and division word problems |
| Arithmetic | Multiplication, division word problems: how many field goals? | 00:02:59 | markus | 0.00 % |
| Arithmetic | Multiplication, division word problems: how many pieces of pizzas? | 00:02:38 | markus | 0.00 % |
| Arithmetic | Multiplication, division word problems: pedaling how fast? | 00:02:10 | markus | 0.00 % |
| Arithmetic | Area models and multiplication |
| Arithmetic | Multiplying: understanding by using area models | 00:04:58 | markus | 0.00 % |
| Arithmetic | Multiplying: using an area model | 00:08:47 | markus | 0.00 % |
| Arithmetic | Visualizing equivalent fractions |
| Arithmetic | Fractions cut and copy 1 exercise | 00:03:27 | unknown | 0.00 % |
| Arithmetic | Telling time |
| Arithmetic | Die Uhrzeit lesen - Übungsbeispiel 1 | 00:02:51 | sunny | 100.00 % |
| Arithmetic | Die Uhr lesen Übungsbeispiel 2 | 00:02:16 | sunny | 98.11 % |
| Arithmetic | Negative number basics |
| Arithmetic | Negative numbers and number line examples | 00:03:08 | alani | 0.00 % |
| Arithmetic | Adding and subtracting negative numbers |
| Arithmetic | Addieren von negativen Zahlen | 00:05:41 | sunny | 100.00 % |
| Arithmetic | Addieren von Zahlen mit verschiedenen Vorzeichen | 00:05:32 | sunny | 100.00 % |
| Arithmetic | Negative number word problem | 00:04:22 | alani | 100.00 % |
| Arithmetic | Addieren/Subtrahieren negativer Zahlen | 00:09:15 | armin | 100.00 % |
| Arithmetic | Multiplying and dividing negative numbers |
| Arithmetic | Multiplikation von negativen Zahlen | 00:02:26 | sunny | 100.00 % |
| Arithmetic | Multiplying and dividing negative numbers | 00:08:28 | armin | 0.00 % |
| Arithmetic | Regrouping decimals |
| Arithmetic | Regrouping with decimals | 00:04:15 | sunny | 0.00 % |
| Arithmetic | Regrouping with decimals example 1 | 00:04:03 | sunny | 0.00 % |
| Arithmetic | Regrouping decimals example 2 | 00:03:28 | sunny | 0.00 % |
| Arithmetic | Comparing decimals |
| Arithmetic | Comparing decimals example 2 | 00:04:50 | sunny | 0.00 % |
| Arithmetic | Comparing Decimals | 00:01:29 | sunny | 0.00 % |
| Arithmetic | Comparing decimals: difference in largest place value | 00:04:24 | sunny | 0.00 % |
| Arithmetic | Comparing Decimals | 00:02:08 | sunny | 0.00 % |
| Arithmetic | Comparing decimals: ordering from least to greatest | 00:02:39 | sunny | 0.00 % |
| Arithmetic | Comparing decimals: ordering from smallest to biggest | 00:01:28 | sunny | 0.00 % |
| Arithmetic | Absolute value |
| Arithmetic | Absolute value as distance between numbers | 00:05:30 | unknown | 0.00 % |
| Arithmetic | Negative number basics |
| Arithmetic | Einführung in negative Zahlen | 00:09:36 | armin | 100.00 % |
| Arithmetic | Adding and subtracting negative numbers |
| Arithmetic | Adding and subtracting negative numbers | 00:04:07 | sunny | 100.00 % |
| Arithmetic | Warum Subtraktion von etwas Negativem das Gleiche ist wie etwas Positives zu addieren | 00:01:33 | sunny | 47.83 % |
| Arithmetic | Multiplying and dividing negative numbers |
| Arithmetic | Multiplying Positive and Negative Numbers | 00:05:34 | sunny | 0.00 % |
| Arithmetic | Why a Negative Times a Negative is a Positive | 00:05:47 | sunny | 0.00 % |
| Arithmetic | Why a negative times a negative makes intuitive sense | 00:06:14 | sunny | 0.00 % |
| Arithmetic | Dividing decimals |
| Arithmetic | Dividing decimal | 00:09:27 | armin | 0.00 % |
| Arithmetic | Multiplying and dividing negative numbers |
| Arithmetic | Dividing positive and negative numbers | 00:04:52 | sunny | 0.00 % |
| Arithmetic | Visualizing equivalent fractions |
| Arithmetic | Equivalent fraction word problem example | 00:04:01 | unknown | 0.00 % |
| Arithmetic | Multiplying fractions |
| Arithmetic | Multiplying unit fractions and whole numbers | 00:03:08 | markus | 0.00 % |
| Arithmetic | Multiplikation von Brüchen | 00:02:26 | armin | 100.00 % |
| Arithmetic | Multiplying fractions word problems |
| Arithmetic | Multiplying fractions word problem: movie marathon | 00:03:42 | unknown | 0.00 % |
| Arithmetic | Multiplying fractions word problem: milk love | 00:02:19 | unknown | 0.00 % |
| Arithmetic | Multiplying fractions word problem: pigging out on pumpkin pie | 00:04:36 | unknown | 0.00 % |
| Arithmetic | Multiplying fractions word problem: banana oat muffin recipe | 00:03:39 | unknown | 0.00 % |
| Arithmetic | Multiplying fractions word problem 4 | 00:01:20 | unknown | 0.00 % |
| Arithmetic | Multiplying fractions word problem: bike to a friend | 00:03:51 | unknown | 0.00 % |
| Arithmetic | Mixed numbers and improper fractions |
| Arithmetic | Comparing improper fractions and mixed numbers | 00:04:54 | markus | 0.00 % |
| Arithmetic | Gemischte Zahlen und unechte Brüche | 00:09:13 | armin | 20.83 % |
| Arithmetic | Converting mixed numbers to improper fractions | 00:04:26 | markus | 0.00 % |
| Arithmetic | Changing an Improper Fraction to a Mixed Number | 00:04:02 | markus | 0.00 % |
| Arithmetic | Mixed number or improper fraction on a number line | 00:02:12 | markus | 0.00 % |
| Early math | Numbers 0 to 120 |
| Early math | Missing numbers between 0 and 120 | 00:01:54 | sunny | 0.00 % |
| Early math | Addition and subtraction missing value problems |
| Early math | Missing numbers in addition and subtraction within 100 | 00:05:44 | sunny | 0.00 % |
| Early math | Comparing three-digit numbers |
| Early math | Comparing whole numbers | 00:02:04 | sunny | 0.00 % |
| Early math | Intro to subtraction with two-digit numbers |
| Early math | Subtracting two-digit numbers without regrouping (example 2) | 00:02:21 | sunny | 0.00 % |
| Early math | Skip-counting |
| Early math | Counting by tens examples | 00:02:36 | markus | 0.00 % |
| Early math | Strategies for adding two and three-digit numbers |
| Early math | Breaking apart three-digit addition problems | 00:03:42 | sunny | 0.00 % |
| Early math | Fractions of shapes |
| Early math | Filling rectangles with squares | 00:01:31 | sunny | 0.00 % |
| Early math | Intro to addition with two-digit numbers |
| Early math | Adding two-digit numbers without regrouping (example 1) | 00:01:53 | sunny | 0.00 % |
| Early math | Strategies for adding two and three-digit numbers |
| Early math | Exercise for number line addition and subtraction | 00:02:25 | sunny | 0.00 % |
| Early math | Addition using groups of 10 and 100 | 00:03:58 | sunny | 0.00 % |
| Early math | Comparing and estimating length |
| Early math | Comparing lengths | 00:03:07 | sunny | 0.00 % |
| Early math | Fractions of shapes |
| Early math | Equal parts of circles and rectangles | 00:03:05 | sunny | 0.00 % |
| Early math | Strategies for adding and subtracting within 100 |
| Early math | Correct number lines for addition and subtraction | 00:01:57 | sunny | 0.00 % |
| Early math | Comparing and estimating length |
| Early math | Estimating lengths | 00:02:03 | sunny | 0.00 % |
| Early math | Strategies for adding two and three-digit numbers |
| Early math | Rethinking three digit addition for mental calculation | 00:07:28 | sunny | 0.00 % |
| Early math | Skip-counting |
| Early math | Skip counting by 100 example | 00:02:49 | markus | 0.00 % |
| Early math | Money |
| Early math | Counting dollars | 00:03:18 | sunny | 0.00 % |
| Early math | Addition and subtraction within 10 |
| Early math | Addition and subtraction within 10 | 00:02:15 | sunny | 0.00 % |
| Early math | Counting small numbers |
| Early math | Counting with small numbers | 00:00:56 | sunny | 0.00 % |
| Early math | Line plots |
| Early math | Making picture graphs and line plots | 00:03:09 | sunny | 0.00 % |
| Early math | Fractions of shapes |
| Early math | Halves and fourths | 00:02:25 | sunny | 0.00 % |
| Early math | Composing shapes |
| Early math | Compose shapes | 00:02:04 | sunny | 0.00 % |
| Early math | Numbers 0 to 120 |
| Early math | Erzeugen eines Zahlengitters | 00:04:58 | andy | 85.90 % |
| Early math | Comparing small numbers |
| Early math | Vergleich von Gruppen unter 10: Beispiel | 00:02:03 | sunny | 100.00 % |
| Early math | Vergleich von Zahlen bis 10: Beispiel | 00:01:31 | sunny | 100.00 % |
| Early math | Tens |
| Early math | Introduction to place value | 00:05:59 | andy | 17.73 % |
| Early math | Place value example with 42 | 00:04:19 | andy | 100.00 % |
| Early math | Teens |
| Early math | Teens as sums with 10 | 00:03:00 | andy | 100.00 % |
| Early math | Affen für die Party | 00:02:58 | andy | 100.00 % |
| Early math | Tens |
| Early math | Beispiel zum Verstehen von Stellenwerten (erklärt anhand der Zahl 25) | 00:02:55 | andy | 100.00 % |
| Early math | What is addition? What is subtraction? |
| Early math | Einführung in die Addition | 00:03:11 | andy | 100.00 % |
| Early math | Introduction to subtraction | 00:03:39 | andy | 98.48 % |
| Early math | Put together, take apart |
| Early math | Pieces of fruit | 00:02:17 | andy | 0.00 % |
| Early math | Making small numbers |
| Early math | Making five | 00:04:06 | andy | 100.00 % |
| Early math | Making 10 |
| Early math | Addieren, um 10 zu erhalten | 00:02:00 | sunny | 100.00 % |
| Early math | Addition within 20 |
| Early math | Addieren im Zahlenraum 20 | 00:03:53 | sunny | 100.00 % |
| Early math | Beispiel: Addieren bis 20 | 00:03:19 | sunny | 100.00 % |
| Early math | Making 10 |
| Early math | Getting to 10 by filling boxes | 00:01:54 | sunny | 0.00 % |
| Early math | Addition within 20 |
| Early math | Adding 5 + 3 + 6 | 00:02:38 | sunny | 0.00 % |
| Early math | Addition and subtraction word problems |
| Early math | Addition word problems within 10 | 00:01:42 | sunny | 0.00 % |
| Early math | Equals sign |
| Early math | Equal sign | 00:04:56 | sunny | 0.00 % |
| Early math | Addition and subtraction within 10 |
| Early math | Relating addition and subtraction | 00:02:05 | sunny | 0.00 % |
| Early math | Word problems within 20 |
| Early math | Sea monsters and superheroes | 00:03:38 | sunny | 0.00 % |
| Early math | Line plots |
| Early math | Introduction to line plots | 00:04:01 | sunny | 0.00 % |
| Early math | Word problems within 20 |
| Early math | Exercising gorillas | 00:05:32 | sunny | 0.00 % |
| Early math | Basic shapes |
| Early math | Recognizing shapes | 00:06:09 | sunny | 0.00 % |
| Early math | Word problems with "more" and "fewer" |
| Early math | Comparison word problems | 00:03:23 | sunny | 0.00 % |
| Early math | More comparison word problems | 00:03:14 | sunny | 0.00 % |
| Early math | Adding ones and tens |
| Early math | Stellenwert beim Addieren von Einern verstehen | 00:02:36 | sunny | 100.00 % |
| Early math | Stellenwert beim Addieren von Zehnern verstehen | 00:03:16 | sunny | 0.00 % |
| Early math | Addition within 100 |
| Early math | Adding two-digit numbers without regrouping (example 2) | 00:02:34 | sunny | 0.00 % |
| Early math | Addition with regrouping | 00:04:36 | sunny | 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 | sunny | 0.00 % |
| Early math | Intro to addition with two-digit numbers |
| Early math | How to add 5 + 68 by making a group of 10 | 00:02:50 | sunny | 0.00 % |
| Early math | Subtracting ones and tens |
| Early math | Understanding place value when subtracting ones | 00:02:45 | andy | 0.00 % |
| Early math | Understanding place value when subtracting tens | 00:02:37 | andy | 0.00 % |
| Early math | Word problems within 100 |
| Early math | Adding and subtracting on number line word problems | 00:04:27 | markus | 0.00 % |
| Early math | Losing tennis balls | 00:03:33 | markus | 0.00 % |
| Early math | Fence posts for horses | 00:03:31 | markus | 0.00 % |
| Early math | Snow on Friday | 00:04:19 | markus | 0.00 % |
| Early math | Using crayons | 00:04:25 | markus | 0.00 % |
| Early math | Repeated addition |
| Early math | Repeated addition example | 00:02:09 | markus | 0.00 % |
| Early math | Word problems with "more" and "fewer" (within 100) |
| Early math | "Fewer" word problems | 00:02:12 | sunny | 0.00 % |
| Early math | "More" word problems | 00:02:53 | sunny | 0.00 % |
| Early math | Starfish rulers | 00:03:37 | sunny | 0.00 % |
| Early math | Spots on a die | 00:03:23 | sunny | 0.00 % |
| Early math | Adding and ones, tens, and hundreds |
| Early math | Adding ten or one hundred | 00:03:59 | andy | 0.00 % |
| Early math | Subtracting and ones, tens, and hundreds |
| Early math | Subtracting ten or one hundred | 00:04:11 | andy | 0.00 % |
| Early math | Adding and ones, tens, and hundreds |
| Early math | Adding hundreds, tens, and ones | 00:03:37 | andy | 0.00 % |
| Early math | Counting objects |
| Early math | Counting whales, sheep, and flowers | 00:01:03 | sunny | 0.00 % |
| Early math | Subtracting and ones, tens, and hundreds |
| Early math | Subtracting hundreds, tens, and ones | 00:03:12 | andy | 0.00 % |
| Early math | Length word problems |
| Early math | Eine goldene Statur messen | 00:04:08 | sunny | 100.00 % |
| Early math | Basic shapes |
| Early math | Cousin Fal's Formensammlung | 00:04:19 | sunny | 100.00 % |
| Early math | Counting objects |
| Early math | Counting dogs, mice, and cookies | 00:01:44 | sunny | 0.00 % |
| Early math | Skip-counting |
| Early math | Skip counting by 5 example | 00:02:05 | markus | 0.00 % |
| Early math | Length and size |
| Early math | Order by length | 00:02:37 | sunny | 0.00 % |
| Early math | Money |
| Early math | Counting American coins | 00:04:31 | sunny | 0.00 % |
| Early math | Comparing small numbers |
| Early math | Count by category | 00:00:44 | sunny | 0.00 % |
| Early math | Counting small numbers |
| Early math | Counting in order | 00:01:58 | sunny | 0.00 % |
| Early math | Measuring length |
| Early math | Measuring lengths 2 | 00:04:40 | sunny | 0.00 % |
| Early math | Measuring lengths with different units | 00:02:54 | sunny | 0.00 % |
| Early math | Length word problems |
| Early math | Length word problems | 00:05:50 | sunny | 0.00 % |
| Early math | Addition and subtraction word problems |
| Early math | Subtraction word problems within 10 | 00:01:03 | sunny | 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 | sunny | 0.00 % |
| Early math | Intro to addition with two-digit numbers |
| Early math | Breaking apart two digit addition problems | 00:04:48 | sunny | 0.00 % |
| Early math | Counting objects |
| Early math | Counting in pictures | 00:01:13 | sunny | 0.00 % |
| Early math | Subtracting and ones, tens, and hundreds |
| Early math | Subtracting three-digit numbers without regrouping | 00:02:57 | andy | 0.00 % |
| Early math | Intro to subtraction with two-digit numbers |
| Early math | Regrouping to subtract one-digit number | 00:03:11 | sunny | 0.00 % |
| Early math | Adding and ones, tens, and hundreds |
| Early math | Adding three-digit numbers without regrouping | 00:02:40 | andy | 0.00 % |
| Early math | Bar graphs |
| Early math | Reading bar graph examples | 00:02:57 | sunny | 0.00 % |
| Early math | Adding ones and tens |
| Early math | Adding 1 vs. adding 10 | 00:02:17 | sunny | 0.00 % |
| Early math | Subtracting ones and tens |
| Early math | Subtracting 1 vs. subtracting 10 | 00:02:32 | andy | 0.00 % |
| Early math | Intro to addition with two-digit numbers |
| Early math | Regrouping to add one-digit number | 00:04:13 | sunny | 0.00 % |
| Total | | 15:02:49 |
| 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.) | 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.) | Expression value intuition |
| 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.) | 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.) | The distributive property |
| 6th grade (U.S.) | How to use the distributive property with variables | 00:06:29 | | 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.) | 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.) | 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 % |
| 7th grade (U.S.) | Constructing triangles |
| 7th grade (U.S.) | Construct a right isosceles triangle | 00:01:26 | | 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 % |
| 8th grade (U.S.) | Linear and nonlinear functions |
| 8th grade (U.S.) | Linear and nonlinear functions (example 1) | 00:02:26 | Arunmaru | 100.00 % |
| 8th grade (U.S.) | Linear and nonlinear functions (example 3) | 00:02:13 | Arunmaru | 100.00 % |
| 8th grade (U.S.) | Algebraically determining segment length |
| 8th grade (U.S.) | Linear equation using segment | 00:03:41 | | 0.00 % |
| 8th grade (U.S.) | Estimating lines of best fit |
| 8th grade (U.S.) | Smoking in 1945 | 00:04:47 | | 0.00 % |
| 8th grade (U.S.) | Rotations |
| 8th grade (U.S.) | How to perform a rotation (example) | 00:01:25 | | 0.00 % |
| 8th grade (U.S.) | Two-way tables |
| 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.) | Reflections |
| 8th grade (U.S.) | How to perform a reflection (example) | 00:01:48 | | 0.00 % |
| 8th grade (U.S.) | Translations |
| 8th grade (U.S.) | How to perform a translation (example) | 00:01:37 | | 0.00 % |
| 8th grade (U.S.) | Linear and nonlinear functions |
| 8th grade (U.S.) | Interpreting a graph exercise example | 00:02:23 | | 0.00 % |
| 8th grade (U.S.) | Functions and function notation |
| 8th grade (U.S.) | Comparing linear functions 1 | 00:02:23 | | 0.00 % |
| 8th grade (U.S.) | Graphing and analyzing proportional relationships |
| 8th grade (U.S.) | Graphing proportional relationships example 2 | 00:01:12 | w0lfgang | 100.00 % |
| 8th grade (U.S.) | Slope |
| 8th grade (U.S.) | Converting linear equations to slope-intercept form | 00:05:07 | | 0.00 % |
| 8th grade (U.S.) | Functions and function notation |
| 8th grade (U.S.) | Verständnis für die Notation von Funktionen Beispiel 1 | 00:00:59 | ChrisF915 | 100.00 % |
| 8th grade (U.S.) | Solving linear systems graphically |
| 8th grade (U.S.) | Graphische Lösung von Gleichungssystemen 3 | 00:05:08 | r.s.nitsch | 95.93 % |
| 8th grade (U.S.) | Functions and function notation |
| 8th grade (U.S.) | Verstehen von Funktionsdarstellungen, Beispiel 2 | 00:00:44 | Flyfunner | 100.00 % |
| 8th grade (U.S.) | Solving systems with substitution |
| 8th grade (U.S.) | Lineare Systeme durch das Einsetzungsverfahren lösen 2 | 00:04:06 | Amelie13 | 100.00 % |
| 8th grade (U.S.) | Solving systems with elimination |
| 8th grade (U.S.) | Additionsverfahren Method 2 | 00:04:26 | matias.feucht | 100.00 % |
| Algebra basics | Solving basic equations |
| Algebra basics | Simple Equations | 00:11:06 | Kathleen | 100.00 % |
| Algebra basics | Einfache Gleichungen lösen 2 | 00:02:23 | DHuning | 100.00 % |
| Algebra basics | Einfache Gleichungssysteme lösen | 00:01:54 | jhirnet | 100.00 % |
| Algebra basics | Einfache Gleichungen | 00:12:30 | dieterkalmbach | 100.00 % |
| Algebra basics | Equations 2 | 00:08:41 | steinek2 | 100.00 % |
| Algebra basics | Linear equation word problems |
| Algebra basics | Gleichungen mit einer Unbekannten | 00:02:02 | marcschuler | 100.00 % |
| Algebra basics | Perimeter and area of triangles |
| Algebra basics | Area of diagonal generated triangles of rectangle are equal | 00:04:36 | unknown | 0.00 % |
| Algebra basics | Linear inequalities |
| Algebra basics | Inequalities Using Multiplication and Division | 00:10:27 | Michelle14 | 98.60 % |
| Algebra basics | Inequalities | 00:02:09 | unknown | 0.00 % |
| Algebra basics | Solving a two-step inequality | 00:04:32 | unknown | 0.00 % |
| Algebra basics | Ungleichungen interpretieren | 00:06:39 | unknown | 95.28 % |
| Algebra basics | Variables and expressions |
| Algebra basics | What is a variable? | 00:03:18 | unknown | 20.00 % |
| Algebra basics | Why aren't we using the multiplication sign? | 00:04:58 | unknown | 0.00 % |
| Algebra basics | Systems of equations word problems |
| Algebra basics | Algebraic Word Problem | 00:08:02 | Gesa | 100.00 % |
| Algebra basics | Variables and expressions |
| Algebra basics | Expressions with two variables | 00:01:59 | unknown | 0.00 % |
| Algebra basics | Terme mit zwei Variablen berechnen | 00:01:46 | unknown | 100.00 % |
| Algebra basics | Manipulating expressions |
| Algebra basics | Combining like terms introduction | 00:04:33 | | 0.00 % |
| Algebra basics | Distributivgesetz bei rationellen Ausdrücken | 00:01:05 | ChrisF915 | 100.00 % |
| Algebra I | Introduction to polynomials |
| Algebra I | Evaluating a polynomial at a given value | 00:01:09 | PatSm | 100.00 % |
| Algebra I | More fancy equations for beginners |
| Algebra I | Gleichungen 3 | 00:08:53 | dieterkalmbach | 100.00 % |
| Algebra I | Solving for a variable |
| Algebra I | Nach einer Variablen auflösen | 00:01:24 | nelke.christian | 100.00 % |
| Algebra I | Age word problems |
| Algebra I | Ex 1 Age word problem | 00:05:21 | | 0.00 % |
| Algebra I | Age word problem (example 2) | 00:03:43 | | 0.00 % |
| Algebra I | Age word problem (example 3) | 00:06:28 | | 0.00 % |
| Algebra I | Absolute-value equations |
| Algebra I | Absolute Value Equations 1 | 00:02:36 | dieterkalmbach | 98.11 % |
| Algebra I | Absolute Inequalities 2 | 00:07:30 | unknown | 0.00 % |
| Algebra I | More equation practice |
| Algebra I | Muster in einer Sequenz 1 | 00:02:32 | deber | 100.00 % |
| Algebra I | Old school equations with Sal |
| Algebra I | Prioritätenregeln | 00:14:23 | dieterkalmbach | 100.00 % |
| Algebra I | Titel: Algebra: Lineare Gleichungen 4 | 00:07:38 | dieterkalmbach | 100.00 % |
| Algebra I | Prozentrechnen | 00:09:54 | dieterkalmbach | 100.00 % |
| Algebra I | Introduction to rational exponents and radicals |
| Algebra I | Introduction to rational exponents | 00:05:00 | unknown | 0.00 % |
| Algebra I | End behavior and graphs of basic exponential functions |
| Algebra I | Exponential Funktionen graphisch darstellen | 00:05:32 | Markus15 | 1.92 % |
| Algebra I | Absolute-value equations |
| Algebra I | Absolute Value Inequalities | 00:13:13 | unknown | 0.00 % |
| Algebra I | Absoluter Wert Ungleichheiten | 00:03:27 | jstacy | 95.59 % |
| Algebra I | Introduction to systems of linear equations |
| Algebra I | Eine Lösung für ein Gleichungssystem überprüfen | 00:02:38 | rulordtux | 100.00 % |
| Algebra I | Systems of linear equations word problems |
| Algebra I | Gleichungssystem lösen mit Elimination | 00:05:51 | chip.frey | 44.72 % |
| Algebra I | Overview and history of algebra |
| Algebra I | Urprünge der Algebra | 00:07:18 | annette | 100.00 % |
| Algebra I | Die Schönheit der Algebra | 00:10:07 | ibrahim.yenin | 100.00 % |
| Algebra I | Variables and expressions |
| Algebra I | Variable and Terme 1 | 00:02:00 | unknown | 100.00 % |
| Algebra I | Formel berechnen mit Hilfe einer Substitution | 00:01:15 | unknown | 100.00 % |
| Algebra I | Evaluating exponential expressions 2 | 00:03:01 | unknown | 0.00 % |
| Algebra I | Manipulating expressions |
| Algebra I | Adding expressions | 00:01:14 | randomAccess | 60.71 % |
| Algebra I | Writing and interpreting expressions |
| Algebra I | Ausdrücke schreiben 3 Übungsbeispiel 2 | 00:01:20 | Gerrit10 | 83.87 % |
| Algebra I | Formeln erstellen 3 Übungsbeispiel 3 | 00:00:44 | jhirnet | 100.00 % |
| Algebra I | Overview and history of algebra |
| Algebra I | Why all the letters in Algebra? | 00:03:04 | davidk.huss | 100.00 % |
| Algebra I | Getting a feel for equations and inequalities |
| Algebra I | Terme und Gleichungen | 00:06:55 | dieterkalmbach | 100.00 % |
| Algebra I | Dependent and independent variables exercise: graphing the equation | 00:01:00 | DHuning | 100.00 % |
| Algebra I | The why of algebra |
| Algebra I | Grundlagen der algebraischen Logik | 00:02:32 | unknown | 100.00 % |
| Algebra I | Representing a relationship with a simple equation | 00:03:24 | unknown | 100.00 % |
| Algebra I | Intuition for solving one-step equations | 00:04:39 | unknown | 0.00 % |
| Algebra I | Super Yoga plans |
| Algebra I | Super Yoga Plans - Der einfache Dreisatz | 00:07:40 | Kerstin | 100.00 % |
| Basic geometry | Special right triangles |
| Basic geometry | 30-60-90 triangle side ratios proof | 00:06:59 | | 0.00 % |
| Basic geometry | 45-45-90 triangle side ratios | 00:05:42 | | 0.00 % |
| Basic geometry | 30-60-90 triangle example problem | 00:06:40 | | 0.00 % |
| Basic geometry | Area and perimeter of polygons |
| Basic geometry | Grundlagen von Umfang und Fläche | 00:08:25 | unknown | 100.00 % |
| Basic geometry | Triangle area proofs | 00:10:23 | | 0.00 % |
| Basic geometry | Volume of cones, cylinders, and spheres |
| Basic geometry | Volume of a sphere | 00:02:35 | | 0.00 % |
| Basic geometry | Classifying shapes |
| Basic geometry | Quadrilaterals: find the type exercise | 00:02:49 | | 0.00 % |
| Basic geometry | Transformations |
| 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 | Measuring segments |
| Basic geometry | Strecken messen | 00:01:29 | karsten.kemke | 100.00 % |
| Basic geometry | Übereinstimmende Strecken | 00:01:01 | ChrisF915 | 100.00 % |
| Basic geometry | Angle basics |
| Basic geometry | Winkel benennen | 00:01:11 | unimatrixmuffin | 100.00 % |
| Basic geometry | Winkel konstruieren | 00:02:41 | karsten.kemke | 98.46 % |
| Basic geometry | Interpreting angles |
| Basic geometry | Winkel erkennen | 00:02:15 | karsten.kemke | 100.00 % |
| Basic geometry | Spitze, rechte und stumpfe Winkel zeichnen | 00:02:40 | karsten.kemke | 100.00 % |
| Basic geometry | Beispiele: Welcher Winkel macht Sinn? | 00:02:03 | karsten.kemke | 98.04 % |
| Basic geometry | Einführung in die parallelen und die senkrechten Linien | 00:02:08 | karsten.kemke | 100.00 % |
| Basic geometry | Einen Winkel zerlegen | 00:01:43 | karsten.kemke | 100.00 % |
| Basic geometry | Classifying shapes |
| Basic geometry | Ungleichseitige, gleichschenkelige, gleichseitige, spitzwinkelige, rechtwinkelige und stumpfwinkelige Dreiecke | 00:06:00 | alain.schaefer | 100.00 % |
| Basic geometry | Using angles to categorize triangles | 00:05:30 | karsten.kemke | 100.00 % |
| Basic geometry | Dreiecke kategorisieren | 00:02:23 | karsten.kemke | 100.00 % |
| Basic geometry | Beispiele mit senkrechten Linien und rechtwinkligen, stumpfen und spitzen Dreiecken. | 00:02:15 | karsten.kemke | 100.00 % |
| Basic geometry | Formen erkennen und zuordnen | 00:02:28 | karsten.kemke | 100.00 % |
| Basic geometry | Coordinate plane |
| Basic geometry | Das Koordinatenkreuz | 00:06:50 | karsten.kemke | 99.46 % |
| Basic geometry | Übung: Punkt einzeichnen | 00:02:21 | karsten.kemke | 100.00 % |
| Basic geometry | Anzahl Häuserblöcke, die Naomi zur Schule geht | 00:02:06 | karsten.kemke | 100.00 % |
| Basic geometry | Coordinate plane: quadrants | 00:02:24 | | 0.00 % |
| Basic geometry | Übung: Punkte einzeichnen und Quadranten benennen | 00:01:56 | karsten.kemke | 100.00 % |
| Basic geometry | Punkte im Koordinatensystem | 00:01:03 | ChrisF915 | 100.00 % |
| Basic geometry | Übungstextaufgaben zum Koordinatenkreuz | 00:04:47 | karsten.kemke | 100.00 % |
| Basic geometry | Übung zum Spiegeln von Punkten | 00:03:35 | karsten.kemke | 100.00 % |
| Basic geometry | Shapes on the coordinate plane |
| Basic geometry | Polygone im Koordinatenkreuz | 00:05:17 | karsten.kemke | 99.05 % |
| Basic geometry | Eine mehreckige Form auf dem Koordinatenkreuz einzeichnen. | 00:01:32 | TGut212 | 93.55 % |
| Basic geometry | Area and perimeter of polygons |
| Basic geometry | Flächen durch Neuordnen von Teilen bestimmen | 00:03:57 | karsten.kemke | 98.75 % |
| Basic geometry | Die Fläche durch das Aufteilen einer Form berechnen | 00:05:15 | karsten.kemke | 98.99 % |
| Basic geometry | How to find the area of a strange quadrilateral on a grid | 00:03:54 | | 0.00 % |
| Basic geometry | Area and circumference of circles |
| Basic geometry | Umfang aus einer Fläche bestimmen | 00:01:53 | TGut212 | 92.31 % |
| Basic geometry | Die Fläche einer farbigen Figur | 00:01:31 | karsten.kemke | 100.00 % |
| Basic geometry | Einfluss der Veränderung des Radius' | 00:03:31 | karsten.kemke | 100.00 % |
| Basic geometry | Scale drawings |
| Basic geometry | Solve a scale drawing word problem | 00:05:51 | Hitsch84 | 100.00 % |
| Basic geometry | Massstabsgetreue Zeichnungen erstellen | 00:03:18 | karsten.kemke | 100.00 % |
| Basic geometry | Lines, line segments and rays |
| Basic geometry | Euclid as the Father of Geometry | 00:08:23 | unknown | 100.00 % |
| Basic geometry | Language and Notation of Basic Geometry | 00:12:58 | unknown | 0.00 % |
| Basic geometry | Lines, Line Segments, and Rays | 00:03:38 | unknown | 100.00 % |
| Basic geometry | Drawing line segments example | 00:01:55 | | 0.00 % |
| Basic geometry | Angle basics |
| Basic geometry | Winkel Grundlagen | 00:06:49 | huber737 | 100.00 % |
| Basic geometry | Interpreting angles |
| Basic geometry | Measuring Angles in Degrees | 00:08:22 | geistesblitz1949 | 100.00 % |
| Basic geometry | Angle basics |
| Basic geometry | Measuring Angles | 00:04:05 | geistesblitz1949 | 100.00 % |
| Basic geometry | Relationships between angles |
| Basic 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 | unknown | 0.00 % |
| Pre-algebra | Converting a fraction to a repeating decimal (example) | 00:04:25 | markus | 0.00 % |
| Pre-algebra | Number sets |
| Pre-algebra | Number Sets | 00:05:17 | unknown | 0.00 % |
| Pre-algebra | Number sets 1 | 00:06:17 | unknown | 0.00 % |
| Pre-algebra | Number sets 2 | 00:06:52 | unknown | 0.00 % |
| Pre-algebra | Ratios and proportions |
| Pre-algebra | Verhältnis als vollständing gekürzter Bruch | 00:01:19 | aaronwild99 | 100.00 % |
| Pre-algebra | Simplifying rates and ratios | 00:02:28 | | 0.00 % |
| Pre-algebra | Übung zu Verhältnissen zwischen Größen Beispiel 1 | 00:02:04 | cruland | 100.00 % |
| Pre-algebra | Textaufgaben zu Verhältnisgleichungen. Beispiel 2 | 00:01:12 | Vintner | 100.00 % |
| Pre-algebra | Verhätlnisse verstehen | 00:01:25 | alain.schaefer | 100.00 % |
| Pre-algebra | Solving ratio problems with tables example 1 | 00:05:05 | | 0.00 % |
| Pre-algebra | Solving ratio problems with graph | 00:01:34 | | 0.00 % |
| Pre-algebra | Rates |
| Pre-algebra | Solving unit price problem | 00:02:01 | | 0.00 % |
| Pre-algebra | Unit conversion |
| Pre-algebra | Converting pounds to ounces | 00:01:34 | | 0.00 % |
| Pre-algebra | Metric system unit conversion |
| Pre-algebra | Maßeinheiten Umrechnen | 00:09:17 | moritz | 99.35 % |
| Pre-algebra | Applying the metric system | 00:05:43 | | 0.00 % |
| Pre-algebra | Reading and interpreting data |
| Pre-algebra | Säulen-Graphen verstehen | 00:00:52 | jhirnet | 100.00 % |
| Pre-algebra | Erstellung eines Balkendiagramms 1 | 00:01:07 | alain.schaefer | 100.00 % |
| Pre-algebra | Balkendiagramme lesen 2 | 00:01:30 | TGut212 | 94.74 % |
| Pre-algebra | Inequalities : Greater than and less than basics |
| Pre-algebra | Greater than and less than symbols | 00:05:04 | sunny | 0.00 % |
| Pre-algebra | Inequalities on a number line | 00:01:34 | | 0.00 % |
| Pre-algebra | Cross topic arithmetic |
| Pre-algebra | Anwendung von ganzen Zahlen | 00:03:15 | sunny | 100.00 % |
| Pre-algebra | Constructing numeric expressions |
| Pre-algebra | Constructing numerical expressions example | 00:01:22 | | 0.00 % |
| Pre-algebra | Evaluating expressions with and without parentheses | 00:02:06 | | 0.00 % |
| Pre-algebra | Exponent properties |
| Pre-algebra | Exponent Rules Part 1 | 00:09:43 | unknown | 50.99 % |
| Pre-algebra | Exponent Rules Part 2 | 00:07:43 | unknown | 28.95 % |
| Pre-algebra | Negative and fractional exponents |
| Pre-algebra | Negative exponents | 00:07:14 | unknown | 0.00 % |
| Pre-algebra | Negative exponent intuition | 00:04:38 | unknown | 0.00 % |
| Pre-algebra | Absolute value |
| Pre-algebra | Absolute value and number lines | 00:05:39 | markus | 0.00 % |
| Pre-algebra | Absoluter Betrag 1 | 00:03:22 | markus | 100.00 % |
| Pre-algebra | Place value |
| Pre-algebra | Stellenwert 1 | 00:02:25 | rakhal.zaman | 97.14 % |
| Pre-algebra | Absolute value |
| Pre-algebra | Absolute Werte von ganzen Zahlen | 00:02:22 | unknown | 100.00 % |
| Pre-algebra | Place value |
| Pre-algebra | Place Value 2 | 00:04:09 | jbrennan95 | 93.75 % |
| Pre-algebra | Absolute value |
| Pre-algebra | Vergleichen des genauen Zahlenwertes | 00:04:07 | unknown | 100.00 % |
| Pre-algebra | Absolute value word problems exercise | 00:03:52 | unknown | 0.00 % |
| Pre-algebra | Place value |
| Pre-algebra | Representing numbers | 00:02:14 | | 0.00 % |
| Pre-algebra | Absolute value |
| Pre-algebra | Den Betrag einer Zahl berechnen und verstehen | 00:07:20 | alain.schaefer | 99.31 % |
| Pre-algebra | Divisibility tests |
| Pre-algebra | Test auf Teilbarkeit durch 2, 3, 4, 5, 6, 9, 10 | 00:06:33 | alani | 100.00 % |
| Pre-algebra | Recognizing divisibility | 00:06:26 | alani | 100.00 % |
| Pre-algebra | Place value |
| Pre-algebra | Place value relationships example | 00:02:40 | | 0.00 % |
| Pre-algebra | Divisibility tests |
| Pre-algebra | The Why of the 3 Divisibility Rule | 00:05:03 | alani | 0.00 % |
| Pre-algebra | Rounding whole numbers |
| Pre-algebra | Rounding Whole Numbers 1 | 00:04:23 | lseidel | 6.41 % |
| Pre-algebra | Divisibility tests |
| Pre-algebra | The why of the 9 divisibility rule | 00:05:08 | alani | 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 | alani | 0.00 % |
| Pre-algebra | Rounding whole numbers |
| Pre-algebra | Runden ganzer Zahlen 3 | 00:01:04 | ChrisF915 | 100.00 % |
| Pre-algebra | Divisibility and factors |
| Pre-algebra | Finding factors and multiples | 00:04:00 | alani | 0.00 % |
| Pre-algebra | Understanding whole number representations |
| Pre-algebra | Regrouping numbers intro various place values | 00:02:34 | | 0.00 % |
| Pre-algebra | Divisibility and factors |
| Pre-algebra | Intuitives Teilen | 00:03:10 | alani | 100.00 % |
| Pre-algebra | Understanding whole number representations |
| Pre-algebra | Comparing whole number place values | 00:01:31 | | 0.00 % |
| Pre-algebra | Prime numbers |
| Pre-algebra | Prime numbers | 00:08:13 | unknown | 41.48 % |
| Pre-algebra | Understanding whole number representations |
| Pre-algebra | Creating the largest possible number | 00:02:18 | | 0.00 % |
| Pre-algebra | Prime numbers |
| Pre-algebra | Primzahlen erkennen | 00:04:40 | alani | 100.00 % |
| Pre-algebra | Regrouping whole numbers |
| Pre-algebra | Regrouping whole numbers | 00:04:23 | | 0.00 % |
| Pre-algebra | Prime factorization |
| Pre-algebra | Primfaktorzerlegung | 00:04:09 | alani | 100.00 % |
| Pre-algebra | Regrouping whole numbers |
| Pre-algebra | Regrouping whole numbers example 1 | 00:02:42 | | 0.00 % |
| Pre-algebra | Prime factorization |
| Pre-algebra | Prime factorization exercise | 00:03:49 | alani | 0.00 % |
| Pre-algebra | Regrouping whole numbers |
| Pre-algebra | Regrouping whole numbers example 2 | 00:01:19 | | 0.00 % |
| Pre-algebra | Prime factorization |
| Pre-algebra | The fundamental theorem of arithmetic | 00:04:33 | alani | 0.00 % |
| Pre-algebra | Common Divisibility Examples | 00:07:55 | alani | 1.28 % |
| Pre-algebra | Rational and irrational numbers |
| Pre-algebra | Approximating irrational number exercise example | 00:03:36 | | 0.00 % |
| Pre-algebra | Least common multiple |
| Pre-algebra | How to find the least common multiple of two numbers (example) | 00:04:16 | alani | 0.00 % |
| Pre-algebra | Least common multiple exercise 2 | 00:02:35 | alani | 0.00 % |
| Pre-algebra | Kleinstes gemeinsames Vielfaches (kgV) | 00:05:24 | alani | 100.00 % |
| Pre-algebra | Greatest common factor |
| Pre-algebra | Greatest common factor exercise | 00:06:50 | alani | 0.00 % |
| Pre-algebra | Greatest Common Divisor | 00:06:18 | unknown | 0.00 % |
| Pre-algebra | Arithmetic properties |
| Pre-algebra | Kommutativgesetz der Addition | 00:01:40 | Markus15 | 100.00 % |
| Pre-algebra | Greatest common factor |
| Pre-algebra | LCM and GCF word problems | 00:08:34 | alani | 0.00 % |
| Pre-algebra | Conceptualizing decimals and place notation |
| Pre-algebra | Der Wert einer Dezimalstelle | 00:04:00 | alani | 100.00 % |
| Pre-algebra | Decimal Place Value 2 | 00:03:31 | alani | 0.00 % |
| Pre-algebra | Decimals: writing it out in words 2 | 00:03:22 | alani | 0.00 % |
| Pre-algebra | Arithmetic properties |
| 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 | alani | 0.00 % |
| Pre-algebra | Arithmetic properties |
| Pre-algebra | CA Algebra I: und Absolutbetrag | 00:12:02 | margarete.sackmann | 99.62 % |
| Pre-algebra | Conceptualizing decimals and place notation |
| Pre-algebra | Decimals: writing it out as a number | 00:02:46 | alani | 0.00 % |
| Pre-algebra | Decimals: comparing place values | 00:05:40 | alani | 0.00 % |
| Pre-algebra | Übung zu Dezimalstellen. | 00:01:07 | alani | 100.00 % |
| Pre-algebra | Arithmetic properties |
| Pre-algebra | Die werterhaltende Eigenschaft der 1 | 00:01:24 | maybrit.hamburg2 | 100.00 % |
| Pre-algebra | Inverse property of addition | 00:02:59 | | 0.00 % |
| Pre-algebra | Decimals on a number line |
| Pre-algebra | Dezimalzahlen auf einem Zahlenstrahl | 00:01:39 | unknown | 100.00 % |
| Pre-algebra | Positive und negative Dezimalzahlen auf der Zahlengerade | 00:01:15 | unknown | 100.00 % |
| Pre-algebra | Arithmetic properties |
| Pre-algebra | Properties of numbers 2 | 00:01:52 | w0lfgang | 100.00 % |
| Pre-algebra | Area basics |
| Pre-algebra | Introduction to area and unit squares | 00:04:17 | sunny | 0.00 % |
| Pre-algebra | Measuring the same rectangle with different unit squares | 00:03:44 | sunny | 0.00 % |
| Pre-algebra | Rectangle area as product of dimensions same as counting unit squares | 00:05:20 | sunny | 0.00 % |
| Pre-algebra | Area of rectangles and the distributive property | 00:03:49 | sunny | 0.00 % |
| Pre-algebra |
Comparing Areas of Plots of Land | 00:02:46 | sunny | 0.00 % |
| Pre-algebra | Calculating the square footage of a house | 00:06:04 | sunny | 0.00 % |
| Pre-algebra | Adding and subtracting decimals |
| Pre-algebra | Adding decimals: example 1 | 00:02:40 | sunny | 0.00 % |
| Pre-algebra | Perimeter |
| Pre-algebra | Einführung zur Berechnung des Umfangs | 00:03:21 | alain.schaefer | 100.00 % |
| Pre-algebra | Adding and subtracting decimals |
| Pre-algebra | Adding decimals: example 2 | 00:01:46 | sunny | 0.00 % |
| Pre-algebra | Perimeter |
| Pre-algebra | Perimeter of a shape | 00:02:03 | w0lfgang | 100.00 % |
| Pre-algebra | Adding and subtracting decimals |
| Pre-algebra | Dezimalzahlen addieren | 00:02:45 | armin | 100.00 % |
| Pre-algebra | Perimeter |
| Pre-algebra | Flächen und Umfang von Rechtecken vergleichen | 00:05:34 | alain.schaefer | 100.00 % |
| Pre-algebra | Adding and subtracting decimals |
| Pre-algebra | Dezimalzahlen bis auf Hundertstel subtrahieren. | 00:01:11 | sunny | 100.00 % |
| Pre-algebra | Rectangle area and perimeter word problems |
| Pre-algebra | Finding dimensions given area and perimeter | 00:04:46 | | 0.00 % |
| Pre-algebra | Adding and subtracting decimals |
| Pre-algebra | Dezimalzahlen Substrahieren | 00:02:08 | sunny | 100.00 % |
| Pre-algebra | Rectangle area and perimeter word problems |
| Pre-algebra | Area and perimeter word problems t2 | 00:04:09 | | 0.00 % |
| Pre-algebra | Adding and subtracting decimals |
| Pre-algebra | Adding decimals word problem | 00:01:33 | sunny | 0.00 % |
| Pre-algebra | Rectangle area and perimeter word problems |
| Pre-algebra | Area and perimeter word problem: comparing areas of rectangles | 00:02:21 | | 0.00 % |
| Pre-algebra | Adding and subtracting decimals |
| Pre-algebra | Subtrahieren mit Dezimalzahlen - Textaufgabe | 00:02:19 | sunny | 100.00 % |
| Pre-algebra | Volume of a box or rectangular prism |
| Pre-algebra | Volume: how to measure it | 00:07:51 | | 0.00 % |
| Pre-algebra | Adding and subtracting decimals |
| Pre-algebra | Das Subtrahieren von Dezimalzahlen | 00:08:32 | armin | 100.00 % |
| Pre-algebra | Volume of a box or rectangular prism |
| Pre-algebra | Volume: measuring with unit cubes | 00:02:13 | | 0.00 % |
| Pre-algebra | Multiplying decimals |
| Pre-algebra | Introduction to multiplying decimals | 00:03:50 | sunny | 0.00 % |
| Pre-algebra | Volume of a box or rectangular prism |
| Pre-algebra | Volume: measuring as area times length | 00:07:22 | | 0.00 % |
| Pre-algebra | Multiplying decimals |
| Pre-algebra | Mulitplyling Decimals 3 | 00:02:32 | unknown | 0.00 % |
| Pre-algebra | Volume of a box or rectangular prism |
| Pre-algebra | Volume of a rectangular prism or box examples | 00:01:59 | | 0.00 % |
| Pre-algebra | Multiplying decimals |
| Pre-algebra | Multiplying decimals: place value and reordering | 00:06:29 | unknown | 0.00 % |
| Pre-algebra | Volume of a box or rectangular prism |
| Pre-algebra | Volume word problem | 00:04:40 | | 0.00 % |
| Pre-algebra | Multiplying decimals |
| Pre-algebra | Multiplying decimals example | 00:02:52 | armin | 0.00 % |
| Pre-algebra | Multiplying challenging decimals | 00:04:25 | unknown | 0.00 % |
| Pre-algebra | Intro to percentages |
| Pre-algebra | Die Bedeutung von Prozent | 00:03:01 | doromohaupt | 100.00 % |
| Pre-algebra | The world of exponents |
| Pre-algebra | Introduction to exponents | 00:03:03 | unknown | 0.00 % |
| Pre-algebra | Exponent example 1 | 00:01:15 | w0lfgang | 100.00 % |
| Pre-algebra | Intro to percentages |
| Pre-algebra | Converting decimals to percents (ex 1) | 00:02:36 | | 0.00 % |
| Pre-algebra | The world of exponents |
| Pre-algebra | Understanding Exponents | 00:01:55 | | 0.00 % |
| Pre-algebra | Intro to percentages |
| Pre-algebra | Converting decimals to percents example 2 | 00:01:48 | | 0.00 % |
| Pre-algebra | Converting percents to decimals (ex 1) | 00:01:23 | | 0.00 % |
| Pre-algebra | Prozente in Dezimalzahlen verwandeln (Bsp 2) | 00:01:13 | alain.schaefer | 100.00 % |
| Pre-algebra | The world of exponents |
| Pre-algebra | Powers of fractions | 00:01:47 | | 0.00 % |
| Pre-algebra | Powers of zero | 00:04:15 | benjamin_altpeter | 100.00 % |
| Pre-algebra | The square root |
| Pre-algebra | Quadratwurzeln verstehen | 00:01:21 | alain.schaefer | 96.55 % |
| Pre-algebra | Intro to percentages |
| Pre-algebra | Basic example of rewriting a fraction as a decimal | 00:04:00 | | 0.00 % |
| Pre-algebra | The square root |
| Pre-algebra | Simplifying radicals | 00:09:45 | unknown | 0.00 % |
| Pre-algebra | Order of operations |
| Pre-algebra | Einführung in die Mathematischen Vorrangregeln | 00:09:40 | unknown | 85.13 % |
| Pre-algebra | Estimating and rounding with decimals |
| Pre-algebra | Rounding Decimals | 00:01:26 | Figs | 100.00 % |
| Pre-algebra | Order of operations |
| Pre-algebra | Mathematische Vorrangregeln | 00:04:27 | schlotterbenjamin | 9.47 % |
| Pre-algebra | Order of operations: PEMDAS | 00:05:20 | unknown | 0.00 % |
| Pre-algebra | Adding and subtracting fractions with unlike denominators |
| Pre-algebra | Adding fractions with different signs | 00:06:22 | | 0.00 % |
| Pre-algebra | Decimals and fractions |
| Pre-algebra | Fraction to decimal with rounding | 00:03:15 | markus | 0.00 % |
| Pre-algebra | Fraction to decimal | 00:02:17 | markus | 0.00 % |
| Pre-algebra | Adding and subtracting decimals percentages and fractions |
| Pre-algebra | Adding, subtracting fractions, decimals, percentages | 00:04:34 | | 0.00 % |
| Pre-algebra | Decimals and fractions |
| Pre-algebra | Converting decimals to fractions example 3 | 00:01:14 | markus | 100.00 % |
| Pre-algebra | Adding and subtracting decimals percentages and fractions |
| Pre-algebra | Adding and subtracting three fractions | 00:02:36 | | 0.00 % |
| Pre-algebra | Decimals and fractions |
| Pre-algebra | Umwandlung von Dezimalzahlen in Brüche 2 (Beispiel 1) | 00:01:14 | markus | 100.00 % |
| Pre-algebra | Understanding fractions |
| Pre-algebra | Introduction to fractions | 00:05:41 | markus | 3.57 % |
| Pre-algebra | Identifying fraction parts | 00:02:47 | markus | 0.00 % |
| Pre-algebra | Intro to percentages |
| Pre-algebra | Percentage of a whole number | 00:02:07 | | 0.00 % |
| Pre-algebra | Understanding fractions |
| Pre-algebra | Zähler und Nenner von einem Bruch | 00:02:31 | Wibke | 77.27 % |
| Pre-algebra | Equivalent fractions and simplified form |
| Pre-algebra | Gleichwertige Brüche | 00:05:49 | armin | 100.00 % |
| Pre-algebra | Comparing fractions |
| Pre-algebra | Comparing fractions with greater than and less than symbols | 00:05:19 | unknown | 0.00 % |
| Pre-algebra | Computing with scientific notation |
| Pre-algebra | Red blood cells in human body (scientific notation word problem) | 00:04:46 | | 0.00 % |
| Pre-algebra | Comparing fractions |
| Pre-algebra | Comparing fractions with like numerators and denominators | 00:04:48 | unknown | 0.00 % |
| Pre-algebra | Brüche vergleichen | 00:02:30 | Wibke | 98.04 % |
| Pre-algebra | Adding and subtracting fractions with unlike denominators |
| Pre-algebra | Adding and subtracting fractions | 00:09:50 | unknown | 12.42 % |
| Pre-algebra | Additon von Brüchen mit ungleichen Nennern | 00:04:06 | tsb.blouis | 100.00 % |
| Pre-algebra | Decimals on a number line |
| Pre-algebra | Decimals and fractions on a number line | 00:01:58 | markus | 0.00 % |
| Pre-algebra | Mixed number addition and subtraction |
| Pre-algebra | Adding mixed numbers | 00:02:06 | markus | 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 | Adding mixed numbers with like denominators | 00:01:35 | | 0.00 % |
| Pre-algebra | Adding subtracting mixed numbers 0.5 (ex 2) | 00:02:31 | | 0.00 % |
| Pre-algebra | Adding mixed numbers that have unlike denominators | 00:02:21 | | 0.00 % |
| Pre-algebra | Subtracting mixed numbers that have unlike denominators | 00:02:31 | | 0.00 % |
| Pre-algebra | Decimals and fractions |
| Pre-algebra | Decimal to simplified fraction | 00:02:42 | markus | 100.00 % |
| Pre-algebra | Converting fractions to decimals (ex2) | 00:01:33 | markus | 0.00 % |
| Pre-algebra | Converting fractions to decimals | 00:09:22 | armin | 0.00 % |
| Pre-algebra | Representing a number as a decimal, percent, and fraction | 00:03:32 | markus | 0.00 % |
| Pre-algebra | Converting decimals to fractions example 1 | 00:01:56 | markus | 0.00 % |
| Pre-algebra | Dezimalzahlen zu Brüchen umwandeln 1 (Beispiel 2) | 00:00:53 | markus | 100.00 % |
| Pre-algebra | Converting decimals to fractions 2 (ex 2) | 00:02:11 | markus | 0.00 % |
| Total | | 20:03:42 |