For Your Surfing Pleasure

Charitable Websites

GoodSearch.com
(donate to a charity of your choice and search the Web at the same time)
FreeRice.com
(donate grains of rice while learning new vocabulary)
FreeFlour.com
(donate spoonfuls of flour while learning more about geography, politics, and history)
FreePoverty.com
(donate cups of water while guessing where certain cities in certain countries are)

For School-Related Pursuits

Bartleby.com
(great resource for classic literature on the Web)
Soshiku.com
(keep an online list your courses and their required assignments, and get reminder emails/text messages sent automatically!)
Alibris.com
(find rare and out-of-print books, hard-to-find music and movies, and even textbooks!)
Knol
(searchable and editable database of information on many different topics...like Wikipedia, but a little more sophisticated, perhaps?)
SpicyElephant.com
(online tool that uses a study style much like flashcards to help you prepare for tests, remember things better, etc.)

Nifty Little Websites

Musicovery.com
(choose your style and "vibe" of music, and this site will help you discover new music to love)
LibraryThing.com
(make an online list of the books you have read and find other people who enjoy the same or similar books)
FlipTitle
(online tool that will flip any text you type upside down!)
StyleItLess.com
(great looks for less money)
Kirtsy
(like Digg/Reddit/Delicious, but tailored to more "feminine" tastes)
MakeUseOf
(how-tos, tools, and advice about lots of everyday questions)
Fontifier
(make your own handwriting into a font you can use on your computer)
NetLingo
(the web dictionary for the new words being invented every day)
Wordle
(make pictures out of long blocks of text)
Pandora
(create your own "radio station" by telling the Pandora tool what songs you like and don't like...discover old favorites and fresh new tunes!)
Unnecessary Knowledge
(randomized bits of random knowledge!)
Favtape
(play popular music, see other people's favorite music lists, and create your own list!)

Games, Humor, and Timewasters

Feed the Head
(a fun Flash game--no winners and no losers, but lots of time-wasting fun!)
Qbesq.com
(express your creativity with this online drawing tool)
Bomomo.com
(more online creativity potential with a selection of 20 artistic tools at your disposal!)
Moodstream
(fun little site that provides music and images based on whatever mood you're in...or whatever mood you want to be in!)
ManInTheDark.com
(strange little Flash timewaster where your cursor and left mouse button are all you need! Click around and you'll see what I mean.)
LettuceLaugh.com
(funny pictures and written humor)
Typographunnies
(jokes and puns all based on fonts, typefaces, text formatting, and printing)
Garfield Minus Garfield
(edit out the fat cat and what do you get? This comic!)
Games for the Brain
(collection of simple but smart mini-games)
Old-Wizard.com
(news and articles about gaming, comics, movies, music, and lots of other fun topics)
Feedback Fail
(hilarious and REAL feedback letters from real people!)