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.

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!

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

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

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

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