Relive your video-game past and play Pong on your browser
All the way back to Pong and beyond, relive your classic gaming past in the Classic Gaming Museum.
On the Pong page, you can play the game on your browser. (So far, the computer is beating my ass).
And from the extensive Atari 2600 coverage, you can relive your 8-bit past. (This picture is from the "ET" game)