Compose numbers to make 20 and build first grade addition skills in each round of this online game.

Children use their mental math skills to determine which equations add up to 20 in this math game.

Children flex their mental math muscles as they try to quickly find the equations that add up to 10.

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

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

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

Children race down the river and across the finish line by choosing the equations that make 20.

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

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

In this water rafting adventure, children will be asked to choose the equation that adds up to 10.

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

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