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

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

Learners hone their two-digit by one-digit addition skills in this underwater race to sunken treasure!

Children hone their multi-digit addition skills in this fun race to the finish line!

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

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

First graders gain confidence with addition and decomposing numbers in this fun water rafting game!

Only your kid's addition skills can help Secret Agent Floyd defeat the evil El Gato.

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

Children practice addition within 10 in this water rafting adventure!

In this water rafting adventure, children will be asked to choose the equation that adds up to 10.

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

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

Children will solve addition word problems in order to help Roly make it across the river!

Kids add to different target numbers, and must be quick; the balls are dropping fast!