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

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

Compose numbers to make 20 and build first grade addition skills in each round of this online game.

Kids sharpen mental addition skills with this silly construction math game.

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

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

Addition experts, come on down! Practice quick-thinking two-digit addition in this educational game that tests off-the-cuff adding skills.

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

Kids practice adding small numbers in this silly addition game.

Match each addition fact to its answer in this online game!

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

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

Math learners hone their multi-digit addition skills in this interactive game show!

Kids practice mentally adding sums up to 30 in this fast-paced addition race.

All aboard! Kids solve addition problems on a number line using 1, 10, and 100 unit manipulatives.

To help Roly move through obstacles, kids learn a regrouping strategy to make addition within 20 easily!

Kids practice two-digit addition to 100 in this action-packed number line game.

Practice addition to 100 using multiples of 10! This game highlights two-digit addition math.

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

Players hone their two-digit addition skills as they match equations with their missing addends!

Kids practice matching each addition equation to its missing factor in this interactive math game.

Let's have a ski race while practicing addition to 20 in this fast-paced learning adventure!

Kids solve two- and three-digit addition problems by regrouping in order to help the Professor grow out his beard.

Children practice addition within 10 in this water rafting adventure!

In this energizing math game, think about how different numbers can add up to 20.

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

Hone first grade addition strategies with this underwater math adventure!

Practice essential first grade addition skills in this river-themed math game!

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

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