Concentration aka A Game of Concentration

Concentration, also known as A Game of Concentration, is a video game released in 1978 for the Atari 2600. Developed by Atari, Inc. and designed by Jim Huether, this game carries the reference CX-2642P. It is a digital adaptation of the classic memory game, offering 4x4 or 5x6 panel matrices. The game offers single-player and multiplayer modes, as well as variants including jokers for more strategy. The cartridge exists in several versions with different labels and boxes, reflecting Atari's varied production practices at the time.