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

Children complete a race by choosing the correct addition expressions for the given fact families.

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

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

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

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

Kids practice adding small numbers in this silly addition game.

Kids practice addition and subtraction with manipulatives in this silly shopping game.

Kids click on bubbles that add up to 10 to try to keep the bubbles from overflowing.

Children dig up dinosaur fossils by adding 10 to multiples of 100 in this prehistoric game.

Let's have a ski race while practicing addition to 20 in this fast-paced learning adventure!

Kids practice two-digit addition to 100 in this action-packed number line game.

Kids practice mentally adding sums up to 30 in this fast-paced addition race.

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

Match each addition fact to its answer in this online game!

Help young learners identify the correct fact family equations in this exciting addition game.

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

Children hone their multi-digit addition skills in this fun race to the finish line!

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

Kids hone their single-digit addition skills as they match equations with their missing factors.

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

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

First graders gain confidence with addition and decomposing numbers in this fun water rafting game!

Only your kid's addition skills can help Secret Agent Floyd defeat the evil El Gato.

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

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

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

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

Children practice addition within 10 in this water rafting adventure!

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