Free Tic Tac Toe

Tic Tac Toe Free supports one player and two player gameplay, so you can play against another human or against your Phone. Goal: Get three X's in a row (horizontal, vertical, or diagonal) before the computer gets three O's in a row. How to Play: Each square on the board has a question. To place an X on a square, you must answer the given question correctly. The computer will place an O on the board after you place an X.