Websites arranged by Dewey Numbers

100 - Philosophy, Psychology

Internet Encyclopedia of Philosophy

130 - Paranormal phenomena
Ghosts, Hauntings, Strange Phenomena
Shadowlands
True Ghost Stories - linklist @ about.com
Asian Horror - true Asian ghost stories
Kwaidan - Japanese ghost stories

150 - Psychology
TestCafe IQ test
AlltheTests IQ test
ACE Official IQ test
Queendom IQ test

Personality Type Quiz

Optical Illusions & Visual Phenomena

170 - Ethics