Tic-Tac-Toe

THE PLAYBOOK · QTHCC

How to play Tic-Tac-Toe

Play Tic-Tac-Toe on QTHCC, then compare your approach with the example below. Complete a row, column or diagonal of three marks. If the board fills without a line, the round is a draw. The accompanying practice note focuses on review the result.

Review the result

When a round finishes, compare what happened with the winning or scoring condition. Use that comparison to choose a better approach next time.

Your goal

Complete a row, column or diagonal of three marks. If the board fills without a line, the round is a draw.

Step by step

1. Player 1 places a cross in an empty cell.
2. Player 2 places a circle in another empty cell.
3. Take turns, watching both your winning opportunities and the opponent’s threats.
4. The board stops accepting moves when a player wins or the game is drawn.

Controls

Use the on-screen controls with a mouse or touch.

A useful example

Two crosses in the top row threaten a win in the remaining top-row cell.

Watch out for this

You cannot replace a mark that is already on the board.

Common questions