teenreads

teenreads is a great site to read book reviews, author interviews, participate in contests and more. You may also submit reviews.

LibraryThing

LibraryThing is a great site for sharing your favorite books, writing reviews, participating in book discussions, and more.

Generation Yes - Youth and Educators Succeeding

Generation Yes students train teachers how to implement technology into the curriculum.

More Global Collaborative Sites

These sites were highlighted in Anita McAnear's article "Educators are Going Global" in the November 2007 issue of Learning & Leading with Technology and with the exception of the last two, which focus on global warming, the projects on the sites address a wide variety of subjects including international affairs and diplomacy, online expeditions, journalism, geography, etc.
Global Education Collaborative
Global Schoolnet
TakingITGlobal
iEARN
Global Nomads
Thinkquest
GLOBE
Global Challenge Award

ePals

ePals is a wonderful way to connect with e-mail buddies across the world to work collaboratively on projects such as coping with natural disasters, solving water problems, and global warming. Classes may also come up with projects of their own.