Build up second graders’ math knowledge with a diving game about three-digit addition.

Compose numbers to make 20 and build first grade addition skills in each round of this online game.

Kids practice addition and subtraction with manipulatives in this silly shopping game.

Match each addition fact to its answer in this online game!

Children flex their mental math muscles as they try to quickly find the equations that add up to 10.

Kids practice adding and taking away 10 in this silly game show.

Kids must move fast to find addition pairs that total a target sum within 20.