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!

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

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

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.

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

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.

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

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

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

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

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

As students practice adding one-digit numbers, they will move their character to the finish line in Ski Racer: Addition to 10.

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.

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

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

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

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

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

Your kid will add the right number of eggs to the nest to practice addition facts.

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

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

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

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

In this math game, students practice finding sums and performing addition with 5.