Tic-Tac-Toe
Play tic-tac-toe as X against a simple computer opponent on a 3x3 board.
Your turn (X)
You are X and move first; the computer plays O. It blocks your wins and takes its own when it can. Reset any time.
How to use
- Click any empty cell to place your X.
- The computer responds with an O automatically.
- Get three in a row to win, or click New game to restart.
Frequently asked questions
- How smart is the computer?
- It takes a winning move if one exists, blocks yours if needed, prefers the center, then plays randomly.
- Do I always go first?
- Yes. You play X and make the first move every game.