Kids practice mentally adding sums up to 30 in this fast-paced addition race.

Kids add to different target numbers, and must be quick; the balls are dropping fast!

Add it up! Kids must use mental addition to match each equation to its answer.

To help Roly move through obstacles, kids learn a regrouping strategy to make addition within 20 easily!

Kids hone their single-digit addition skills as they match equations with their missing factors.

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

Kids try to match the equations that equal the same number in this online math game!

Fill in these addition facts! This game challenges kids to match missing addends to each equation.

Counting and adding get served up in this game that challenges kids to add toppings to a giant pizza.

Kids practice concrete counting and simple addition at the pizza parlor.

Kids practice matching each addition equation to its missing factor in this interactive math game.

Kids click on bubbles that add up to 10 to try to keep the bubbles from overflowing.

Players hone their two-digit addition skills as they match equations with their missing addends!