Think about how numbers are related in this interactive game about addition fact families.

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.

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

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

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

In this water-themed race, first graders use math and logic to fill in each addition equation.

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

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

Children practice adding two-digit and one-digit numbers to dig up fossils in this math 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 solve a multi-step word problem by counting out the right number of coins.

Ask your child to practice adding up to 10 and breaking down math equations in this math race.

Your kid represents addition facts with objects by counting Roly's hats.

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

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

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

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