| 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.) | Příkady: Odčítání z hlavy | 00:02:37 | Ouki Douki | 100.00 % |
| 3rd grade (U.S.) | Applying multiplication and division |
| 3rd grade (U.S.) | Kolik aut se vejde na parkoviště? | 00:02:06 | Michalko | 100.00 % |
| 3rd grade (U.S.) | Zjištění počtu litrů sodovky na párty | 00:02:12 | OukiDouki | 100.00 % |
| 3rd grade (U.S.) | Borůvky pro kamarády | 00:04:03 | mattydvo | 100.00 % |
| 3rd grade (U.S.) | Výpočet průměrné výšky patra budovy | 00:04:19 | Kepty | 100.00 % |
| 3rd grade (U.S.) | Násobení a dělení s neznámou. | 00:05:18 | Kepty | 100.00 % |
| 3rd grade (U.S.) | Two-step word problems |
| 3rd grade (U.S.) | Kolik hostů na párty jedlo čokoládové lanýže? | 00:05:00 | Markéta2 | 100.00 % |
| 3rd grade (U.S.) | Total seats in a theater | 00:03:01 | st.jiri56 | 41.18 % |
| 3rd grade (U.S.) | Kuličky pro kamarády | 00:05:43 | ahojmarketa | 100.00 % |
| 3rd grade (U.S.) | Zaběhnutá vzdálenost za týden | 00:03:32 | lenkafirtova | 100.00 % |
| 3rd grade (U.S.) | Fractions intro |
| 3rd grade (U.S.) | Úvod do zlomků | 00:04:15 | ahojmarketa | 66.10 % |
| 3rd grade (U.S.) | What fractions mean |
| 3rd grade (U.S.) | Více než jeden stejný dílek. | 00:03:48 | balvinova.michaela | 100.00 % |
| 3rd grade (U.S.) | Fractions on the number line |
| 3rd grade (U.S.) | Zlomky na číselné ose. | 00:04:16 | danekhollas | 98.82 % |
| 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.) | Rovnost zlomků na číselné ose a vizuálně | 00:04:02 | petrkubej | 100.00 % |
| 3rd grade (U.S.) | Porovnávání zlomků na číselné ose a pomocí obrázků | 00:04:43 | poltergeist2589 | 100.00 % |
| 3rd grade (U.S.) | Vytváření ekvivalentních zlomků | 00:04:12 | balvinova.michaela | 100.00 % |
| 3rd grade (U.S.) | Fractions and whole numbers |
| 3rd grade (U.S.) | Různé způsoby jak vyjádřit 1 zlomkem | 00:03:46 | balvinova.michaela | 100.00 % |
| 3rd grade (U.S.) | Celá čísla jako zlomky | 00:04:23 | Chroust84 | 100.00 % |
| 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.) | Zaokrouhlování k nejbližsí 10 | 00:06:22 | Ouki Douki | 100.00 % |
| 3rd grade (U.S.) | Zaokrouhlování na nejbližší 100 | 00:04:56 | danekhollas | 94.44 % |
| 3rd grade (U.S.) | Příklady: Zaokrouhlování k nejbližší 10 a 100 | 00:06:17 | OukiDouki | 95.73 % |
| 3rd grade (U.S.) | Properties of multiplication |
| 3rd grade (U.S.) | Při násobení nezáleží na pořádí | 00:05:34 | t.zoumpalova | 92.94 % |
| 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.) | Násobení dvou 2-ciferných čísel | 00:04:07 | lenkafirtova | 100.00 % |
| 4th grade (U.S.) | Multiplying using grids and area models to visualize |
| 4th grade (U.S.) | Násobení 4 ciferného čísla jednociferným pomocí tabulky | 00:03:34 | Stáňa4 | 100.00 % |
| 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.) | Věky a výšky | 00:04:57 | t.zoumpalova | 93.68 % |
| 4th grade (U.S.) | Peníze a vzdálenost | 00:06:35 | t.zoumpalova | 94.07 % |
| 4th grade (U.S.) | Division |
| 4th grade (U.S.) | Úvod do dělení beze zbytku | 00:03:15 | Ouki Douki | 87.01 % |
| 4th grade (U.S.) | Příklad dlouhého dělení beze zbytku | 00:03:43 | baraseidlova | 97.85 % |
| 4th grade (U.S.) | Equivalent fractions |
| 4th grade (U.S.) | Úvod do zlomků stejné hodnoty | 00:04:18 | Petra912 | 90.91 % |
| 4th grade (U.S.) | Další shodné zlomky | 00:04:54 | danekhollas | 100.00 % |
| 4th grade (U.S.) | Multiplying whole numbers and fractions |
| 4th grade (U.S.) | Conceptual understanding of multiplying fractions and whole numbers | 00:04:06 | baraseidlova | 72.06 % |
| 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.) | Celá čísla a násobení zlomkem | 00:02:44 | Chroust84 | 100.00 % |
| 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 | voriskova.e.d | 100.00 % |
| 4th grade (U.S.) | Metric units for fluid volume | 00:04:14 | Oldřich4 | 94.67 % |
| 4th grade (U.S.) | Metric units for weight | 00:04:26 | Oldřich4 | 98.89 % |
| 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.) | Jednotky měření : Libry a Unce | 00:01:15 | pmjenik | 100.00 % |
| 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.) | Převod stop na palce | 00:00:51 | majkon25 | 100.00 % |
| 4th grade (U.S.) | Converting distances in the metric system | 00:02:37 | Oldřich4 | 94.55 % |
| 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.) | Čas odchodu domů | 00:04:09 | WutdaHug3 | 94.05 % |
| 4th grade (U.S.) | Money word problems |
| 4th grade (U.S.) | Word problem: making change | 00:03:14 | voriskova.e.d | 98.41 % |
| 4th grade (U.S.) | Směna peněz - praktický příklad | 00:00:54 | aliiva | 100.00 % |
| 4th grade (U.S.) | Word problems: moving between units of measurement |
| 4th grade (U.S.) | Jogging and walking | 00:04:10 | Oldřich4 | 91.14 % |
| 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 | baraseidlova | 100.00 % |
| 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.) | Další příklad zápisu zlomku jako desetinného čísla | 00:06:13 | Domin1k | 94.17 % |
| 5th grade (U.S.) | Subtracting decimals |
| 5th grade (U.S.) | Další příklad odečítání desetinných čísel na setiny | 00:01:53 | Domin1k | 97.62 % |
| 5th grade (U.S.) | Multiplying fractions |
| 5th grade (U.S.) | Multiplying fractions: visualizing | 00:04:57 | fraktik | 100.00 % |
| 5th grade (U.S.) | Multiplying fractions and whole numbers |
| 5th grade (U.S.) | Dva různé pohledy na součin zlomku a celého čísla | 00:02:54 | alenabulantova | 96.49 % |
| 5th grade (U.S.) | Multiplying fractions |
| 5th grade (U.S.) | Názorné objasnění násobení zlomků | 00:04:46 | Tomáš242 | 89.47 % |
| 5th grade (U.S.) | Fractions as division |
| 5th grade (U.S.) | Understanding fractions as division | 00:06:44 | Miroslav33 | 100.00 % |
| 5th grade (U.S.) | Using fractions as division to create mixed numbers | 00:05:10 | jakub.rubas.jr | 100.00 % |
| 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 | voriskova.e.d | 97.94 % |
| 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.) | Measurement and units word problem | 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 | Comparing decimals: ordering from least to greatest | 00:02:39 | | 0.00 % |
| Algebra basics | Negative numbers |
| Algebra basics | Příklady: Přičítání a odčítání záporných čísel | 00:04:07 | Ouki Douki | 74.39 % |
| Algebra basics | Operations with decimals |
| Algebra basics | Dělení desetinných čísel | 00:05:32 | Ouki Douki | 97.41 % |
| Algebra basics | Negative numbers |
| Algebra basics | Proč zápor krát zápor nám intuitivně dává smysl | 00:06:14 | soska.dave@gmail.com | 96.04 % |
| Algebra basics | Fractions |
| Algebra basics | Násobení záporných a kladných zlomků | 00:04:33 | soska.dave | 91.49 % |
| Algebra basics | Příklady dělení záporných zlomků | 00:04:11 | Markéta2 | 100.00 % |
| Arithmetic | Adding and subtracting within 20 |
| Arithmetic | Odčítání do 20 | 00:04:03 | Ouki Douki | 100.00 % |
| Arithmetic | Addition with carrying |
| Arithmetic | Proč značíme přenos při sčítání | 00:02:30 | Ouki Douki | 100.00 % |
| Arithmetic | Řešené příklady: Přenos při sčítání trojciferných čísel | 00:03:04 | Ouki Douki | 100.00 % |
| Arithmetic | Sčítání 4 | 00:08:49 | Ouki Douki | 90.53 % |
| 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 | Základy přechodu přes vyšší řád při odčítání trojciferných čísel | 00:02:47 | soska.dave | 100.00 % |
| Arithmetic | Přechod přes vyšší řád při odčítání trojciferných čísel | 00:03:20 | soska.dave | 100.00 % |
| Arithmetic | Dvojitý přechod přes vyšší řád při odečítání trojciferných čísel | 00:03:48 | soska.dave | 100.00 % |
| Arithmetic | Přechod přes vyšší řád z nuly při odčítání trojciferných čísel | 00:02:24 | soska.dave | 100.00 % |
| Arithmetic | Příklad: Písemné odčítání čtyřciferných čísel | 00:03:45 | solcovab | 100.00 % |
| Arithmetic | Půjčování příklad 2 | 00:04:28 | Jiří39 | 100.00 % |
| Arithmetic | Písemné odčítání s přechodem přes 10 i 100 | 00:05:06 | Ouki Douki | 97.92 % |
| Arithmetic | Concept of multiplication and division |
| Arithmetic | Úvod do násobení 2 | 00:03:33 | Marek72 | 100.00 % |
| Arithmetic | Násobení skupin předmětů | 00:04:19 | Marek72 | 84.62 % |
| Arithmetic | Mais sobre o conceito de multiplicação | 00:05:29 | | 0.00 % |
| Arithmetic | Myšlenka dělení | 00:08:01 | Ouki Douki | 100.00 % |
| Arithmetic | Basic multiplication |
| Arithmetic | Číselná osa 1 | 00:01:20 | Ouki Douki | 100.00 % |
| Arithmetic | Základy násobení | 00:13:20 | soska.dave | 100.00 % |
| Arithmetic | Název: Násobení 2: Násobilka | 00:15:27 | marmat | 100.00 % |
| Arithmetic | Multiplication 3: 10,11,12 times tables | 00:12:11 | youtube-anonymous | 100.00 % |
| Arithmetic | One-digit division |
| Arithmetic | Dělení 1 | 00:17:02 | Ouki Douki | 100.00 % |
| Arithmetic | Dělení celých čísel a aplikace 1 | 00:02:28 | Ouki Douki | 92.31 % |
| Arithmetic | Starter multiplication and division word problems |
| Arithmetic | Porovnávání pomocí násobení (cvičení) | 00:02:17 | Ouki Douki | 100.00 % |
| Arithmetic | Comparing with multiplication: age | 00:02:39 | | 0.00 % |
| Arithmetic | Násobení slovní úloha příklad 1 | 00:02:32 | krystof.petrasek | 100.00 % |
| Arithmetic | Dělení slovní úloha příklad 1 | 00:01:48 | Ouki Douki | 82.61 % |
| Arithmetic | Násobení a dělení - slovní úlohy II | 00:01:10 | Jeyekomon | 93.33 % |
| Arithmetic | Multi-digit multiplication |
| Arithmetic | Násobení násobky čísla 10 | 00:03:05 | krystof.petrasek | 91.67 % |
| Arithmetic | Dvojciferné krát jednociferné číslo (příklad bez přechodu přes desítku) | 00:01:51 | Lucie59 | 57.89 % |
| Arithmetic | Násobení tříciferného čísla jednociferným (příklad bez přechodu přes desítku) | 00:01:54 | Lucie59 | 100.00 % |
| Arithmetic | Součin jednociferného a trojciferného čísla (příklad) | 00:02:15 | solcovab | 100.00 % |
| Arithmetic | Součin jednociferného a čtyřciferného čísla (příklad) | 00:03:24 | solcovab | 100.00 % |
| Arithmetic | Násobení 5: 2-ciferné číslo krát 2-ciferné číslo | 00:11:15 | Ouki Douki | 96.44 % |
| Arithmetic | Násobení celých čísel a aplikace 2 | 00:03:18 | solcovab | 78.48 % |
| Arithmetic | Násobení 6: násobení víceciferných čísel | 00:10:27 | soska.dave@gmail.com | 96.89 % |
| Arithmetic | Násobení celých čísel a aplikace 4 | 00:01:51 | marmat | 100.00 % |
| Arithmetic | Násobení 7: Staré video, které ukazuje hodně příkladů | 00:06:17 | stanleyk14 | 100.00 % |
| Arithmetic | Loooong division! |
| Arithmetic | Dělení 2.díl | 00:11:39 | marmat | 100.00 % |
| Arithmetic | Úvod do zbytků po dělení | 00:03:45 | Lenka46 | 100.00 % |
| Arithmetic | Dlouhé dělení se zbytkem (příklad) | 00:02:41 | solcovab | 100.00 % |
| Arithmetic | Dělení 3: další dlouhé dělení a příklady na zbytek | 00:10:07 | omoscz | 100.00 % |
| Arithmetic | Dělení dvojciferným číslem | 00:02:49 | solcovab | 100.00 % |
| Arithmetic | Dělení čtvrté úrovně | 00:09:36 | Jeyekomon | 100.00 % |
| Arithmetic | Lattice multiplication |
| Arithmetic | Násobení na mřížce (Lattice Multiplication) | 00:07:15 | marmat | 100.00 % |
| Arithmetic | Proč funguje násobení na mřížce | 00:08:21 | marmat | 100.00 % |
| Arithmetic | Partial quotient division |
| Arithmetic | Dělení s postupným odčítáním násobků dělitele | 00:08:27 | Ouki Douki | 100.00 % |
| Arithmetic | Metoda částečného kvocientu Dělení 2 | 00:07:56 | omoscz | 100.00 % |
| Arithmetic | Fancy multiplication and division word problems |
| Arithmetic | Slovní úlohy s celými čísly 1 | 00:02:59 | Ouki Douki | 100.00 % |
| Arithmetic | Příklad: Rozdělení pizzy | 00:02:38 | Ouki Douki | 100.00 % |
| Arithmetic | Příklad: Šlapání na kole | 00:02:10 | Ouki Douki | 100.00 % |
| Arithmetic | Area models and multiplication |
| Arithmetic | Multiplying: understanding by using area models | 00:04:58 | baraseidlova | 99.03 % |
| Arithmetic | Znázornění násobení jako plochy | 00:08:47 | OukiDouki | 92.31 % |
| Arithmetic | Understanding fractions |
| Arithmetic | Příklady: Slovní úlohy se zlomky 1 | 00:05:19 | Ouki Douki | 89.22 % |
| Arithmetic | Visualizing equivalent fractions |
| Arithmetic | Fractions cut and copy 1 exercise | 00:03:27 | | 0.00 % |
| Arithmetic | Telling time |
| Arithmetic | Určení času cvičení 2 | 00:02:51 | nekvindav | 100.00 % |
| Arithmetic | Poznávání času příklady k procvičování 2 | 00:02:16 | Lukáš87 | 94.34 % |
| 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 | Tabulka čísel | 00:04:58 | Ouki Douki | 100.00 % |
| Early math | Comparing small numbers |
| Early math | Porovnávání skupin menších než 10 - příklad | 00:02:03 | Ouki Douki | 100.00 % |
| Early math | Porovnávání čísel do 10 - příklad | 00:01:31 | Ouki Douki | 100.00 % |
| Early math | Tens |
| Early math | Princip desítkové soustavy | 00:05:59 | Ouki Douki | 69.50 % |
| Early math | Zápis množství pomocí čísla | 00:04:19 | Ouki Douki | 94.37 % |
| Early math | Teens |
| Early math | Rozklad čísel 10 až 19 do součtu 10 plus ... | 00:03:00 | Ouki Douki | 82.46 % |
| Early math | Opice na večírku | 00:02:58 | Ouki Douki | 100.00 % |
| Early math | Tens |
| Early math | Znázornění čísla 25 | 00:02:55 | Ouki Douki | 95.74 % |
| Early math | What is addition? What is subtraction? |
| Early math | Úvod do sčítání | 00:03:11 | Ouki Douki | 100.00 % |
| Early math | Úvod do odčítání | 00:03:39 | Ouki Douki | 66.67 % |
| Early math | Put together, take apart |
| Early math | Počítání ovoce | 00:02:17 | Ouki Douki | 100.00 % |
| Early math | Making small numbers |
| Early math | Doplnění na 5 | 00:04:06 | Ouki Douki | 81.71 % |
| Early math | Making 10 |
| Early math | Doplnění na 10 | 00:02:00 | Ouki Douki | 79.49 % |
| Early math | Addition within 20 |
| Early math | Sčítání do 20 | 00:03:53 | Ouki Douki | 98.25 % |
| Early math | Příklad: Sčítání do 20 | 00:03:19 | Ouki Douki | 100.00 % |
| 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 | Ouki Douki | 100.00 % |
| Early math | Understanding place value while adding tens | 00:03:16 | Ouki Douki | 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 while subtracting ones | 00:02:45 | Ouki Douki | 100.00 % |
| Early math | Understanding place value when subtracting tens | 00:02:37 | Ouki Douki | 85.25 % |
| 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 | Měření zlaté sochy | 00:04:08 | balvinova.michaela | 100.00 % |
| Early math | Properties of shapes |
| Early math | Sbírka tvarů bratrance Fala. | 00:04:19 | Ouki Douki | 100.00 % |
| 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 | Vytvoření zlomku dělením celého čísla | 00:02:45 | Ouki Douki | 56.90 % |
| Pre-algebra | Můj podíl mýdel jako složené číslo na číselné ose | 00:02:31 | Ouki Douki | 85.19 % |
| Pre-algebra | Dělení zlomku celým číslem - slovní úloha | 00:02:35 | Ouki Douki | 96.23 % |
| Pre-algebra | Dividing fractions by fractions |
| Pre-algebra | Understanding division of fractions | 00:05:42 | Matěj48 | 91.82 % |
| Pre-algebra | Dělení desetinných čísel | 00:01:17 | Ouki Douki | 97.41 % |
| Pre-algebra | Dělení zlomků | 00:03:36 | Ouki Douki | 95.95 % |
| Pre-algebra | Slovní úloha s dělením zlomkem | 00:02:08 | Ouki Douki | 95.00 % |
| Pre-algebra | Dělení celého čísla zlomkem - slovní úloha | 00:02:32 | Markéta2 | 97.83 % |
| 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 | Slovní příklad na zápornou hodnotu 1 | 00:04:22 | Ouki Douki | 83.33 % |
| Pre-algebra | Multiplying and dividing negative numbers |
| Pre-algebra | Násobení záporných reálných čísel | 00:02:26 | euroblue1 | 100.00 % |
| Pre-algebra | Násobení a dělení záporných čísel | 00:08:28 | balvinova.michaela | 99.29 % |
| Pre-algebra | Regrouping decimals |
| Pre-algebra | Regrouping with decimals | 00:04:15 | Ouki Douki | 90.00 % |
| Pre-algebra | Přeskupování s desetinami | 00:04:03 | Ouki Douki | 93.59 % |
| Pre-algebra | Regrouping decimals example 2 | 00:03:28 | | 0.00 % |
| Pre-algebra | Comparing decimals |
| Pre-algebra | Porovnání desetinných čísel 1 - příklady | 00:04:50 | jakub.rubas.jr | 55.43 % |
| Pre-algebra | Porovnávání desetinných čísel | 00:01:29 | Ouki Douki | 100.00 % |
| Pre-algebra | Porovnání dvou desetinných čísel | 00:04:24 | Ouki Douki | 88.31 % |
| Pre-algebra | Porovnávání desetinných čísel | 00:02:08 | OukiDouki | 100.00 % |
| Pre-algebra | Další příklad seřazení desetinných čísel. | 00:01:28 | balvinova.michaela | 97.50 % |
| Pre-algebra | Dividing decimals |
| Pre-algebra | Dělení beze zbytku s desetinným výsledkem | 00:02:37 | Ouki Douki | 81.13 % |
| Pre-algebra | Dělení beze zbytku s desetinným výsledkem 2. příklad | 00:02:23 | Ouki Douki | 93.48 % |
| Pre-algebra | Dělení desetinného čísla celým číslem | 00:02:06 | Ouki Douki | 90.70 % |
| Pre-algebra | Dělení celého čísla desetinným číslem | 00:04:20 | Ouki Douki | 100.00 % |
| Pre-algebra | Dělení desetinného čísla | 00:09:27 | BarboraH | 100.00 % |
| Pre-algebra | Significant figures |
| Pre-algebra | Platná čísla | 00:05:03 | OndejPohl | 100.00 % |
| Pre-algebra | Více o platných číslicích | 00:05:40 | OndejPohl | 100.00 % |
| Pre-algebra | Sčítání a odčítání s platnými číslicemi | 00:08:59 | Markéta Pokorná | 100.00 % |
| Pre-algebra | Multiplying and dividing with significant figures | 00:09:31 | Markéta Pokorná | 100.00 % |
| Pre-algebra | Moving the decimal to multiply and divide by 10 |
| Pre-algebra | Násobení desetinného čísla mocninami deseti | 00:03:47 | BarboraH | 100.00 % |
| Pre-algebra | Dělení desetinného čísla mocninami deseti | 00:03:18 | BarboraH | 100.00 % |
| Pre-algebra | Dělení desetinných čísel 2.1 | 00:01:51 | Ouki Douki | 93.55 % |
| Pre-algebra | Visualizing equivalent fractions |
| Pre-algebra | Ekvivalentní zlomky | 00:03:45 | Ouki Douki | 100.00 % |
| Pre-algebra | Equivalent fraction word problem example | 00:04:01 | Oldřich4 | 100.00 % |
| Pre-algebra | Rovnost zlomků - slovní úloha - příklad 2 | 00:02:01 | kavas | 100.00 % |
| Pre-algebra | Equivalent fraction word problem example 3 | 00:04:15 | katkastribrna | 100.00 % |
| Pre-algebra | Adding and subtracting fractions |
| Pre-algebra | Sčítání a odčítání zlomků | 00:03:18 | Markéta2 | 100.00 % |
| Pre-algebra | Odčítání zlomků | 00:02:26 | Ouki Douki | 96.08 % |
| Pre-algebra | Sčítání zlomků - úloha 1 | 00:01:45 | marketa.tsuki | 100.00 % |
| Pre-algebra | Odečítání zlomků - slovní úloha 1 | 00:03:04 | danekhollas | 89.06 % |
| Pre-algebra | Sčítání zlomků - slovní úloha 2 | 00:02:29 | Michal182 | 100.00 % |
| Pre-algebra | Multiplying fractions |
| Pre-algebra | Násobení zlomků a celých čísel | 00:03:08 | danekhollas | 81.67 % |
| Pre-algebra | Násobení 2 zlomků | 00:05:06 | Ouki Douki | 85.44 % |
| Pre-algebra | Násobení zlomků | 00:02:26 | Ouki Douki | 100.00 % |
| Pre-algebra | Násobení jako měřítko | 00:05:06 | Jakub100 | 100.00 % |
| Pre-algebra | Multiplying fractions word problems |
| Pre-algebra | Násobení zlomků - slovní problém č. 2 | 00:03:42 | Chroust84 | 100.00 % |
| Pre-algebra | Násobení zlomků - úloha 3 | 00:02:19 | lenkafirtova | 100.00 % |
| Pre-algebra | Násobení zlomků - slovní úloha 1 | 00:04:36 | Ouki Douki | 97.14 % |
| Pre-algebra | Násobení zlomků - slovní úloha | 00:03:39 | Ouki Douki | 100.00 % |
| Pre-algebra | Násobení zlomků - slovní úloha 4 | 00:01:20 | Markéta2 | 100.00 % |
| Pre-algebra | Násobení zlomků - slovní úloha 5 | 00:03:51 | Ouki Douki | 95.38 % |
| Pre-algebra | Mixed numbers and improper fractions |
| Pre-algebra | Comparing improper fractions and mixed numbers | 00:04:54 | manina | 50.44 % |
| Pre-algebra | Mixed numbers and improper fractions | 00:09:13 | | 0.00 % |
| Pre-algebra | Pravé a nepravé zlomky | 00:01:41 | Markéta2 | 100.00 % |
| Pre-algebra | Převádění smíšeného čísla na nepravý zlomek | 00:04:26 | Ouki Douki | 100.00 % |
| Pre-algebra | Převod smíšeného čísla na smíšený zlomek | 00:06:43 | najdoolg | 96.64 % |
| Pre-algebra | Převod nepravého zlomku na smíšené číslo | 00:04:02 | marketa.hosmanova | 97.56 % |
| Pre-algebra | Kladné nepravé zlomky na číselné ose | 00:02:12 | Chroust84 | 100.00 % |
| Pre-algebra | Fractions cut and copy 2 exercise example | 00:03:14 | | 0.00 % |
| Pre-algebra | Mixed number multiplication and division |
| Pre-algebra | Násobení zlomků a smíšených čísel | 00:04:03 | Ouki Douki | 96.34 % |
| Pre-algebra | Násobení smíšených čísel (smíšených zlomků) | 00:04:21 | vojtech.sitora | 100.00 % |
| Pre-algebra | Převrácená hodnota smíšeného čísla | 00:01:41 | tomas.havrda | 100.00 % |
| Pre-algebra | Dělení smíšených zlomků. | 00:02:41 | monika.sistkova | 100.00 % |
| Pre-algebra | Dělení smíšených čísel a zlomků | 00:03:22 | Ouki Douki | 85.53 % |
| Total | | 23:28:20 |