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

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

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

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

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.

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

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.