Memory

Gnome Memory Blocks
Concentration style memory game for Gnome.
http://gnome-memblocks.sourceforge.net/

LPairs
The classic concentration style memory game for Linux.
http://lgames.sourceforge.net/index.php?project=LPairs

Memory for The Beatles
Find the matching Beatles' album covers from the 20 randomly selected pairs.
http://www.thebeatlesforever.com/mem/memory.html