Add one and find the sum! In this game, children practice number and pattern recognition skills.

Find the sum of 12 plus 8 and other combinations that make 20 in this online diving adventure.

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

Children flex their mental math muscles as they try to quickly find the equations that add up to 10.

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

How do you make 10? Dive into a math adventure and discover simple equations that add up to 10.

Students help Birdee and Cuz-Cuz count up all the fish they won in this addition game.

Children race down the river and across the finish line by choosing the equations that make 20.

Kids solve a multi-step word problem by counting out the right number of coins.