This activity is based off the game of Tic Tac Toe. However, in order to put an X or O on the grid, you must first CORRECTLY answer a math problem. There are 4 Tic Tac Toe games included in this document, each with differing directions.
Game 1: Finding sum of interior angles
Game 2: Finding one interior angle
Game 3: Finding one exterior angle
Game 4: Solving a variety of problems invovling angles in polygons
Keys for all 4 games are included.