Tag: strategy

There’s More to Tic Tac Toe than You Know…

We welcomed two first time CAMI members to a meeting where we once again looked deeply at something that is so familiar, we take it for granted. Greg Fein’s exploration helped us to unpack tic-tac-toe and find the math. It turns out is an ancient game with roots all over the world, with perhaps something innately human at the heart of it.

Launch

Greg started by putting a familiar drawing on the board and asked us what came to mind:

We responded with “tic-tac-toe, hashtag, 9 squares, right angles. parallel lines…”

Greg then focused us on our first impression and asked us to remember the rules of tic-tac-toe:

  1. X goes first in one of 9 spaces.
  2. Then O chooses a space.
  3. X and O alternate turns.
  4. The game ends when there are 3 X’s or 3 O’s in a row or when all the spaces are filled.
  5. If all the spaces are filled and there are not 3 X’s or O’s in a row, then the game is a draw.

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