Tic-Tac-Toe © 1959 MIT [Massachusetts Institute of Technology].
Tic-Tac-Toe on the TX-0 is a basic Tic-Tac-Toe game in which the player competes against the computer. The player enters his commands with a light pen.
The game was developed during the fall of 1958 when students were given a chance to programm on the TX-0 computer.
Tic-Tac-Toe was one of the games that eventually got published, the other being "Mouse in the Maze".
Initially Tic-Tac-Toe was played by typing commands using a flexowriter.