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

Kids try to match the equations that equal the same number in this online math game!

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

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

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

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

What’s the sum? Add 10 to that number in a three-digit addition game for second graders.

Kids practice adding and taking away 10 in this silly game show.

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

Kids help Elliott prepare treasures for her museum by answering word problems by using a tape diagram.

Fill in these addition facts! This game challenges kids to match missing addends to each equation.

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.

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

Kids practice addition and subtraction with manipulatives in this silly shopping game.

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

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

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

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

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

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

Children help a woodpecker peck through boards in numerical order in this fast-paced counting game.

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

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

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

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

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

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