Sure! Here's an example of a Tic Tac Toe game implemented as a single HTML file using JavaScript:
Tic Tac Toe
To play the game, simply copy the above code into a new HTML file, save it as `tic-tac-toe.html`, and open the file in a web browser. You will see a Tic Tac Toe grid displayed on the page. Click on any empty cell to place your 'X' or 'O' and take turns with the computer. The game will automatically detect if there is a winner or if the game ends in a draw, and display an alert message.