54321 is five games in four-, three-, or two-dimensions for one player.
54321 takes five classic two-dimensional puzzle games and extends them
into three and four dimensions. For more information, see the help within
the game.

54321 was created for the 1mb SDL Game Programming Contest sponsored by:
Linux Journal (http://www.linuxjournal.com/),
Loki Software (http://www.lokigames.com/),
and No Starch Press (http://www.nostarch.com/).

WWW: http://old.nklein.com/products/54321/