Play Tetris online
Tetris is an abandoned DOS puzzle game, developed by Spectrum Holobyte, designed by Alexey Pajitnov and published by Spectrum Holobyte in 1987. It's available for download. Tetris is also part of the Tetris series.
How to play Tetris
CTRL+F11: slow down emulation, CTRL+F12: speed up.
Tetris runs using Emularity.