Educational Social Networks sites
Now a days, social networking sites run not only for sharing friends photos,messages, but also sharing the ebooks ,materials and combine study, class rooms.
Some of them are...
1. Edmodo school--Secure social Learning Networking
http://www.edmodo.com/
2. The Academic Social Network!
CourseCracker is a free online community for academic networking, discussionand media sharing.
http://coursecracker.com/index.html
3. Facebook school
Share wall, Notes, photos , Discussions
http://www.facebook.com/inigral
4. 'Adda' for e-learning professionals in India
http://elearningadda.ning.com/
5. www. classscene.com
6. www.bloombla.com
7. www.edutopia.org
8. http://digitalartsed.ning.com