Tic -Tac-Toe is comes on under category of chlidrengamesandpuzzlegames.
Tic-tac-toe is a game for two players, X and O, who taketurnsmarking the spaces in a 3x3. The player who succeeds inplacing oftheir marks in a horizontal, vertical, or diagonal rowwins thegame.
Tic-tac-toe is most often played by young children.
Because of the simplicity of Tic-tac-toe, it is often used asapedagogical tool for teaching the concepts of goodsportsmanshipand the branch of artificial intelligence that dealswith thesearching of game trees.