Addition and subtraction within 10 puzzles are a fun interactive teaching idea. Look no further as Addition & Subtraction Game Kindergarten Add & Subtract within 10 Puzzles, for CCSS K.OA.1, will serve as an exciting lesson plan for Kindergarten elementary school classrooms. This is a great resource to incorporate into your unit as a guided math center rotation, review game exercise, small group work, morning work, remediation, intervention or rti. It can also be used as a quiz, drill, test, or