Who doesn't know this game? Whose childhood years weren't filled with these familiar X's and O's?
Tic Tac Toe is in classic game books and in everyone's favorite paper game list, in any major part of
the world.
Tic-tac-toe (American English), noughts and crosses (British English), or Xs and Os is a
paper-and-pencil game for two players, X and O, who take turns marking the spaces in a 3×3 grid.
The player who succeeds in placing three of their marks in a horizontal, vertical, or diagonal row is
the winner.

if you're looking for something to do with your parents, children or friends, Tic Tac Toe
could be the perfect ice breaker. It's easy, fun, challenging and will encourage step-by-step
logical thinking.