Subtraction Tic-Tac-Toe

How do you turn boring arithmetic into a fun game? You don’t, because I already did it for you by mashing Tic-Tac-Toe with subtraction. This workbook has 26 second-grade pages, 26 third-grade pages, and 26 fourth-grade pages. And every page has nine games to play. One game requires subtraction and eight are there just for fun. Every child will want to do their homework because it is only a game. If you want your child to master their Common Core Standards, then this workbook is for you.