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David Molnar's Tic-Tac-Toe Variants
Describes variants on the game.
Guy Fawkes's Analysis of Boolean Tic-Tac-Toe
Analysis of variant that allows anti-play.
Math Lair - Tic-Tac-Toe
Game variations, looking from the mathematical side
Pencil & Paper Games Plaza: Tic Tac Toe
Instructions for game play.
The History of Noughts and Crosses
Article on the game's history.
Tic Tac Toe In Brief
Rules, variations, strategy, theory and practice.
Tic Tac Toe Strategy Solutions
Details a step-by-step process that allows the first player to win or draw, but never lose.
Tic Tac Toe Top Secret
Description of a strategy against a member of the group that allows one to win or to draw.
Tic-Tac-Toe Strategy
Tic-Tac-Toe strategy with explanations and opportunity to put the advises into practice.