- The game is played on a grid that is 3x3 squares.
- There are two players. Player one is represented by
X
and player two is represented byO
. - Each player takes turns placing their marker in an empty square on the grid.
- The first player to get three marks in a row (up, down, across, diagonally) is the winner.
- The game is also over when all squares on the grid are filled in the case that no player got three in a row.