[ame=http://en.wikipedia.org/wiki/Tetris]Tetris - Wikipedia, the free encyclopedia[/ame]

Tetris (Russian: Тетрис) is a puzzle video game originally designed and programmed by Alexey Pajitnov. It was created on June 6, 1984,[1] while he was working for the Dorodnicyn Computing Centre of the Academy of Science of the USSR in Moscow.[2]
Google have a logo for it as well today

http://www.gametrailers.com/video/e3-09-tetris/51160