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

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

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

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

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

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

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

Children will love racing to the finish line while boosting their addition and mental math skills.

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.

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

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

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

Children will solve addition word problems in order to help Roly make it across the river!

To help Roly move through obstacles, kids learn a regrouping strategy to make addition within 20 easily!

First graders hone their addition skills of adding one more with this water rafting math adventure!

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

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

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

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

Children help a woodpecker peck through boards in numerical order in this fast-paced counting game.

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

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

Addition experts, come on down! Practice quick-thinking two-digit addition in this educational game that tests off-the-cuff adding skills.

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

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

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

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.

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