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

Kids solve two- and three-digit addition problems by regrouping in order to help the Professor grow out his beard.

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

Math learners hone their multi-digit addition skills in this interactive game show!

Kids add to different target numbers, and must be quick; the balls are dropping fast!

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

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

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

Give learners plenty of practice solving addition word problems with this math game!

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

Players hone their two-digit addition skills as they match equations with their missing addends!

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

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

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

Kids practice adding small numbers in this silly addition game.

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

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

Kids must move fast to find addition pairs that total a target sum within 20.

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