Games

Free Rice: http://www.freerice.com

Quiz Hub: http://quizhub.com/quiz/quizhub.cfm

Games on History: http://www.history.com/games.do
 
Brain Break Games: http://www.delicious.com/msannakoval/bored

Art and Comics

Copyright Friendly Images and Sound: http://copyrightfriendly.wikispaces.com/

http://openphoto.net/

Marvel Comics: http://www/marvel.com/comics/

DC Comics: http://www.dccomics.com/dcu/

Drawing Now: http://www.drawingnow.com/how-to-draw-manga.html

Anivide: http://www.anivide.com

Movies and Music

Rotten Tomatoes: http://www.rottentomatoes.com/

Blog.Listen.com: http://blog.listen.com/

Other Fun/Useful Stuff

Voki: http://www.voki.com

Skype: http://www.skype.com

Kerpoof: http://www.kerpoof.com/

Googledocs: http://www.google.com/google-d-s/tour1.html (tutorial)

Thinkature: http://thinkature.com/

Guinness Book of World Records: http://www.guinnessworldrecords.com/

Teen Ink: http://www.teenink.com/


LAPL's Teen Web: http://www.lapl.org/ya/stuff/index.html
TONS of links to sites about comics/art, movies and tv, music, video and computer games

Informed Consumerism

NADA Appraisal Guide: http://www.nada.com/b2b
Kelley Blue Book: http://www.kbb.com/