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

To help Roly move through obstacles, kids learn a regrouping strategy to make addition within 20 easily!

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

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

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