Children use their addition knowledge to complete equations in a race to reach the sunken treasure.

In this water-themed race, first graders use math and logic to fill in each addition equation.

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

Your kid will practice addition by using number pairs to fill a staircase.

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

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

As students practice adding one-digit numbers, they will move their character to the finish line in Ski Racer: Addition to 10.