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

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

Think about how numbers are related in this interactive game about addition fact families.

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

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

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

Your kid represents addition facts with objects by counting Roly's hats.