https://simple.wikipedia.org/wiki/Video_game
The game, called OXO, was a tic-tac-toe game, with two players (the person itself and the opponent, the computer) .In 1953, Willy Higinbotham made a game called Tennis For Two, similar to the later Pong, to entertain visitors to Brookhaven National Laboratory. Another early video game is a version of checkers, but this is largely overlooked.