Counting (Khan Academy)

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Learn how to count. Say how many objects you see. (1) Counting small numbers Counting with small numbers Count with small numbers Counting in order Count in order Find 1 more or 1 less than a number (2) Numbers 0 to 120 Missing numbers Number grid Missing numbers between 0 and 120 Numbers to 100 […]

Place value and rounding (Khan Academy)

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Going a bit deeper with our understanding of place value from 2nd grade. We’ll apply this knowledge to learn to round things to the nearest 10 and 100. (1) Rounding Rounding to nearest 10 Rounding to nearest 100 Rounding to nearest 10 and 100 Round to nearest 10 or 100 Round to nearest 10 or […]

Measurement and geometry (Khan Academy)

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In 2nd grade, you learned to measure lengths. Now we can measure the length around the edge of an object (perimeter) and how much “space” something takes up on a flat surface (area). (1) Time Telling time to the nearest minute (labeled clock) Telling time to the nearest minute (unlabeled clock) Tell time to the […]

Fractions (Khan Academy)

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This will be your first introduction to the idea of fractions. You’ll learn what they are and what they can represent. Then in 4th and 5th grades, you’ll learn to compute with them. (1) Fractions intro Intro to fractions Cutting shapes into equal parts Cut shapes into equal parts Identifying unit fractions word problem Identify […]

Multiplication and division (Khan Academy)

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Multiplication and division are two of the most important operations to understand in math. If you drink 2 cups of water, 5 times, how much water have you drunk? If you need to divide 9 slices of cake between 3 friends, how much cake does each friend get? (1) Multiplication intro Intro to multiplication Multiplication […]

Addition and subtraction (Khan Academy)

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Learn how to add and subtract three-digit numbers by thinking about ones, tens, and hundreds. (1) Adding with regrouping within 1000 Intro to place value Adding 3-digit numbers Adding with regrouping Adding 3-digit numbers with regrouping Add within 1000 (2) Using regrouping to subtract within 1000 Subtracting 3-digit numbers (regrouping) 1 Subtracting 3-digit numbers (regrouping) […]


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YouSician (formerly “GuitarBots”) is a music-learning game. You can play it through the website or multiple apps. It supports both acoustic and electric guitars (it can use the microphone on your device, or you can plug in a guitar using a cable). Recently, it began supporting the piano in addition to the guitar. It’s free […]


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Duolingo has quickly emerged as perhaps the most popular and powerful language learning app. It feels like a game, but provides a complete language education (including speaking, writing, and more). Best of all, it’s completely free! Each day you play Duolingo, you’ll earn points for completing one or more small quizzes. You can set a daily […]

Khan Academy

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Khan Academy is perhaps the best known free collection of online courses. The subjects span a great range of topics, including everything from math and science to art history. According to their about page: Our mission is to provide a free, world‑class education for anyone, anywhere. A full list of the subjects they offer is […]