Pyramids is an addictive little card game - the idea is to clear the pyramid of cards by matching up pairs that add to 13 points. Sounds simple? Give it a try...
Pyramids 1.0 for Mac OS X 10.2 -> 10.3 (1 MB). Last Updated 6 November 2002.
Pyramids 2.0.1 Universal Binary for PPC or Intel Mac OS X 10.4 (700k). Last Updated 2