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Give learners plenty of practice solving addition word problems with this math game!

Children dig up dinosaur fossils by adding 10 to multiples of 100 in this prehistoric game.

Help Roly get to the party on the other side of the river by solving addition word problems!

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

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

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

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

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

Build up second graders’ math knowledge with a diving game about three-digit addition.

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

Add 100 to three-digit numbers and find the matching sums in this exciting Dino Fishing game.

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

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

Are you ready to add 10 to numbers over 100? Reinforce students’ learning in this ski-themed game.

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

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

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