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!

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

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

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

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.

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

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

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

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

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

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

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