- Larry Bethurum, from the Phillips Exter Academy, submitted the BASIC source code of a bingo game to the DECUS user group. Comments in the code suggest the game was written on January 23, 1966.
- SEGA introduced an early electro-mechanical arcade game called Periscope. It was an early submarine simulator and light gun shooter, which used lights and plastic waves to simulate sinking ships from a submarine. It became a worldwide success in Japan, Europe, and North America, where it was the first arcade game to cost a quarter per play, which would remain the standard price for arcade games for many years to come.
- Ralph Baer, working for Sanders Associates, Inc., began to investigate how to play video games on a TV.
- Steven L. Kent (2000), The First Quarter: A 25-Year History of Video Games, p. 83, BWD Press, ISBN 0970475500
- Brian Ashcraft (2008) Arcade Mania! The Turbo Charged World of Japan's Game Centers, p. 133, Kodansha International
- Steve L. Kent (2001), The ultimate history of video games: from Pong to Pokémon and beyond: the story behind the craze that touched our lives and changed the world, p. 102, Prima, ISBN 0761536434
- Mark J. P. Wolf (2008), The video game explosion: a history from PONG to Playstation and beyond, p. 149, ABC-CLIO, ISBN 031333868X
Video game releases
|Periscope||1966||Video Game||North America||Arcade|
|SDS Sigma 7||1966||Mainframe||International|