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

Children complete a race by choosing the correct addition expressions for the given fact families.

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

Which number is missing? Click on the number that fits each addition expression and win the race.

Help second graders learn about addition facts to 20 in this online matching activity.

Children practice adding two-digit and one-digit numbers to dig up fossils in this math game.

Children use their knowledge of addition to snap pictures of unique dinosaurs in this fun math game!

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