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

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.

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.

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

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

Kids sharpen mental addition skills with this silly construction math game.