Take a deep dive into the addition strategy of adding one more with this underwater math adventure!

Dive for treasure and missing factors in this online game featuring addition equations.

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

Which equation looks right? Review fact families and addition to 10 in this educational math game.

Kids pick the right set of peapods to demonstrate their knowledge of ones and tens.

Your kid will listen, then locate the right clock in this time telling game.

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

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

Kids hover among the clouds and try to find all the right numbers from 11 to 20.

Hop to it in this fun game that has a crazy monster jumping in puddles with the right number.

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

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

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

Players race to reach sunken treasure, honing their multiplication skills along the way.

Children must choose the correct addition expressions as they race to the sunken treasure chest.

In this underwater game, children choose the correct subtraction expression for a given fact family.

Help kindergarteners learn to count by 10s with this ocean-themed math game.

Children practice identifying numbers 0-10 in this learning adventure that takes place under the sea!

Ready to compare numbers to 20? Review number comparisons in this kindergarten math game.

Learners practice subtraction and patterns of one less in this underwater math race!

Which subtraction fact is correct? Review subtraction fact families in this exciting math game.

What happens when you take 10 away? Practice finding 10 less in this three-digit subtraction game.

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

Children practice rounding numbers to the nearest 10 in this underwater number sense game!

Hone first grade addition strategies with this underwater math adventure!

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

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

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

Children hone their knowledge of addition and missing addends in a race to reach the sunken treasure.

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