What it is: A math exploration and critical thinking exercise collection.
Levels: A, B, C, D, E
How to Use it: Students explore images and come up with conjectures and proofs about which one doesn’t belong. Strengthens critical thinking, conjectures, proofs, and the idea that there can be multiple ways to look at something. After kids are familiar with Which One Doesn’t Belong exercises, ask them to come up with their own.
What it is: An interactive game for one or two players that exercises skills with factors and multiples. The goal is to get 4 products in a row by moving a marker to the factors to form products. Students can play against the computer or with a partner. (Full instructions for how to play can be found under the game board.)
Levels: C, D, E
How to Use it: Multiplication, factor, multiple practice, activity, game.