Here's a fun way to teach and reinforce numbers 1 through 20! The 20 self-checking, 5-piece puzzles in the set are designed to help children count, recognize, and read numbers as well as perform basic addition. Each puzzle is unique--great for self-checking--and features a target numeral at the center and four puzzle pieces, each with s picture/word representation of the same numeral! Start building a foundation for academic success with the Learning Puzzles: Numbers set. For use with Grades PreK-1.