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

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

Practice essential first grade addition skills in this river-themed math game!

Kids practice recognizing addition patterns as they match equations to their correct answers.

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

Practice two-digit addition and adding multiples of 10 in this Dino Fishing math game.

Practice addition to 100 using multiples of 10! This game highlights two-digit addition math.

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

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

Play this snow-themed game, in which students practice using patterns to add within 10.

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.

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

What’s the sum? Add 10 to that number in a three-digit addition game for second graders.

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

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.

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

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!

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!

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

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

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