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.

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

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.

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

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

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

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

Get ready to add 10 more! Analyze expressions like "110 + 10" and calculate three-digit sums.

Reinforce your child's three-digit addition skills with this ski-themed learning adventure!