How Many Different Games of Tic-Tac-Toe Are There?
games | learning | math | statistics | tic-tac-toe
We assumed there were thousands of different ways that a game of tic-tac-toe could turn out. While the game board allows for more than 255,000 combinations of Xs and Os, there are far fewer gameplay outcomes. Musician and coder Marc Evanstein ran the numbers and argues there are only 14 different games to be played. (Thanks, Orion!)
