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

Dive for treasure and missing factors in this online game featuring addition equations.

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

Help young learners identify the correct fact family equations in this exciting addition game.

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

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