Curated OER
Secret Trick: Math Division Long
Upper graders and middle schoolers will love this clip. They'll learn how to divide large numbers mentally. The narrator uses addition (and what appears to be magic) to divide a six-digit number by a single-digit number. Really cool...
Curated OER
Counting Numbers 1 - 10
The littlest learners will love counting along with this sing-song video. They can sing and count 10 fat sheep as they appear on the screen. A great way to reinforce counting skills, number sense, and number recognition in children ages...
Khan Academy
Singapore Math: Grade 3a, Unit 1 (Part 2)
As part of a series on numbers less than 10,000, a thorough presentation demonstrates how to visualize numbers in groups of a thousand. The instructor then describes how to read and write numbers less than 10,000.
Khan Academy
Singapore Math: Grade 3a, Unit 1 (Part 1)
Using a step-by-step approach, Sal from Kahn Academy visually describes what a group of 10, 100, and 1,000 means. It explores the value of numbers less than 10,000. The example is easy to understand. He puts marbles in a can, and the...
Khan Academy
Singapore Math: Grade 3a, Unit 2 (Part 4)
Use the Singapore math methods to work through simple problems. Visual representations of word problems allow viewers to start making predictions and estimating the answers. This is a good way for class members to use various methods to...