'Doom' On A Calculator: A Whirlwind Tour Of Classic Games Like 'Doom' And 'Tetris' On A Graphing Calculator
Okay, "Doom" is a little bit of a stretch for the humble Texas Instrument TI-83, but we'd play that version of "Super Mario Bros." all through math class.
Ever wanted to play first-person shooters on a monochrome graphing calculator screen?
(vía: Lazy Game Reviews)