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

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

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

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!

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

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

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

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

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.

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

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

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

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