math games 1 math games 2 logic games 1 logic games 2
math arcade word problems math videos common core state standards for mathematics
Do you know all the addition facts through 12?
Our space friends do and they want you to know them, too!
More Math Games to Play
  Alien Addition - Learning Connections
  Essential Skills

Mental Math - practice quick recall of basic addition facts
Problem Solving - match mathematical expressions with the correct value

Common Core Connection for Grades 1 and 2

Understand and apply properties of operations.
Add within 20. is certified by the kidSAFE Seal Program.
Copyright © 2015 Math Playground LLC • All Rights Reserved