Tic-Tac-Toe (aka noughts and crosses, Xs and Os, 3 in a row) is a game for two players, X and O, who take turns marking the spaces in a 3×3 board. The player who succeeds in placing three of their marks in a diagonal, horizontal, or vertical row is the winner.

It's a super easy and fun game to play against the computer or invite your friends to play online. Become a Tic-Tac-Pro today!