Amazing brain

Explore your brain, take part in real-life experiments and test yourself with our games, illusions and brain-benders

http://www.youramazingbrain.org/

link to all

Link to many useful sites

http://www.linkoosh.blogspot.com/

Personality development tests & courses

Kamyabology .com is an evolutionary movement which aspires to help people attain success in their lives and careers. This site is for those people who are one amongst the millions but aspire to become one in a million - This movement engenders the science of success as it teaches you the principles and formulae of achieving success - psychologically, spiritually and materially
http://www.kamyabology.com/index.asp