Tetris

[Rase]

Tetris is far from the best game ever. I don't even think it is the best puzzle game ever.

Anyway, its a fun time-spender, though never held my attention as much as many other games.

Calculator! How?

I'd guess he has something like a TI-83 or higher. For some calculators you can get games like Tetris, Space Invaders, Pac-Man, and a user-made Final Fantasy series.