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

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

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

Children practice identifying numbers 0-10 in this learning adventure that takes place under the sea!

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

Children practice rounding numbers to the nearest 10 in this underwater number sense game!