3-D Tic-Tac-Toe is played on four boards. You must get 4 in a row to win. (Horizontal, Vertical, or Diagonally)

There are 4 rows and 4 columns on each board, you enter your choice of box by a three digit number indicating the row, column, and board number.

You will play ‘X’ and I [computer] will take ‘O’ and I let you play first.

3-D Tic-Tac-Toe originated as a popular BASIC game. It was already included in David Ahl’s influential book BASIC Computer Games in 1978, where it is stated that the game comes from Dartmouth College.