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.

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

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

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

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

Kids mix up a potion to help Professor Beardo grow out his beard, and practice place value, in this multi-digit addition game.

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

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

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

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

Children practice adding two-digit and one-digit numbers to dig up fossils in this math game.

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

Which equation makes 10? Help young mathematicians figure it out in this treasure diving math game.

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

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

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

How do you make 10? Dive into a math adventure and discover simple equations that add up to 10.

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

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

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

Practice two-digit addition and adding multiples of 10 in this Dino Fishing math game.

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

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

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

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

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

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

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

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