1. Trade Textbooks
Uloop allows students to trade textbooks, promote community events and do host of other activities. Search, Social Networking, Students, Online On Demand https://www.uloop.com

2. Students Socialize and Rate Professors
RateMyProfessor connects students together, and also allows students to rate and talk about the professors they’ve taken. They even have a Facebook app that you can add to your profile. Search, Social Networking, Students, Online On Demand http://ratemyprofessors.com

3. Educational Community
Blackboard Scholar is a social bookmarking service customized for education. It provides an exciting new way for students and instructors to find educationally valuable resources on the Web. Using the knowledge and power of our network of educational users, Scholar will make it easier for instructors and students to find relevant resources on the Internet for courses and research. Search, Social Networking, Students, Online On Demand http://scholar.com

4. Book Swapping Network
Socialbib is a book swapping network between students. Sick and tired of overpriced college textbooks? So are we! That's why we created socialbib. Socialbib helps students get college textbooks for free. There's no cost to join. Sign up now! Search, Social Networking, Students, Online On Demand http://www.socialbib.com

5. Online Student Community
Student.com is an online community for college students, high school students and teens. Ages 18 to 24. Search, Social Networking, Students, Online On Demand http://student.com

6. Student Online Auction and Social Site
StudentBid.com is a social networking site mixed with an online auction. Studentbid is currently serving seven schools in the Boston area (Harvard, MIT, BU, BC, Tufts, Emerson, and Northeastern) and requires a valid .edu email address from a supported college to ensure out network’s safety. Search, Social Networking, Students, Online On Demand http://studentbid.com

7. Graduates Social Networking
Graduates.com is a social networking site helping graduates to stay connected. Search, Social Networking, Students, Online On Demand http://graduates.com

8. Networking for Students and Professionals
IHipo a place for college students and business professionals looking for networking opportunities. They have a nifty internship and job search. Search, Social Networking, Students, Online On Demand http://ihipo.com

9. Students Catalog Books Online
LibraryThing is a website that allows students to catalog their books online. You can access this online catalog from anywhere—even on your mobile phone. Because everyone catalogs together, LibraryThing connects people with the same books, and comes up with suggestions for what to read next, and so forth. Search, Social Networking, Students, Online On Demand http://www.librarything.com

10. Student Trading Network
Pazap.com a Student Trading Site For buying and selling on-campus books with other students. You can even cell your phones through your cellphone with this service. Search, Social Networking, Students, Online On Demand http://pazap.com

11. Social Site for Teens
Quizilla is a social network for young teens who share quizzes, stories, journals, and polls. Search, Social Networking, Students, Online On Demand http://www.quizilla.com

12. Classmates.com
One of the oldest social communities for students. Search, Social Networking, Students, Online On Demand http://www.classmates.com

13. College Student Classifieds Site
CollegeMedium is a classifieds site where users can target a specific school or campus for jobs, housing, and roommates. Anything that can be posted on a campus message board can also be posted on CollegeMedium. Search, Social Networking, Students, Online On Demand http://www.collegemedium.com

14. College Students Social Networking
College Tonight is a social networking place for college students, graduate students and alumni,. This site promotes social interactivity. Search, Social Networking, Students, Online On Demand http://www.collegetonight.com

15. The #1 Classifieds Site for College Students
Click a state to find your campus or scroll the page for more links and RSS feeds. CollegeClassifieds.com This is a craigslist for college students. Search, Social Networking, Students, Online On Demand http://www.collegeclassifieds.com

16. UK Students Social Network
FriendsUnited.com is a social networking sites for students in the United Kingdom. Search, Social Networking, Students, Online On Demand http://www.friendsreunited.co.uk

17. Student Socializing Website
Use BuddyU to keep up with your friends, upload photos, videos, music and meet others from around the country. Only students with an .edu email can join BuddyU. Connect with your friends, find new classmates, and share what’s important to you! Search, Social Networking, Students, Online On Demand http://www.buddyuniversity.com

18. Job networking Opportunities
AlumWire is an interactive site for college students and alumni to network for job opportunities. Search, Social Networking, Students, Online On Demand http://www.alumwire.com

19. Facebook A Social Utility
Facebook connects people with friends and others who work, study and live around them. People use Facebook to keep up with friends, upload an unlimited number of photos, share links and videos, and learn more about the people they meet. Search, Social Networking, Students, Online On Demand http://www.facebook.com

20. Interactive Online Student Community
B4Class goal is to provide a fun and interactive online community that is user-friendly and allows members to freely and safely meet other great people. We’re unique, we are offering something nobody is offering - how about free online tutoring for your GMATS, LSAT and SAT's. Search, Social Networking, Students, Online On Demand http://www.b4class.com

21. Student Social Networking Website
Campusbug is a student social networking website to make friends, browse profiles, ask questions, and get advice from other students. Campusbug is the first social learning network. We provide educational and social networking tools to students all over the world. Now you can stay smart and connected. Search, Social Networking, Students, Online On Demand http://campusbug.com

22. General Sports Social Community
Isporty.com this sports social network is for general sports fans and is built on the premise that sports is a major force in connecting people. Search, Social Networking, Sports, Recreation, Online On Demand http://www.isporty.com

23. Global Sports Social Networking Site
Comenplay.com brings athletes together so they can improve their health and fitness, meet new friends and play more sports. Search, Social Networking, Sports, Recreation, Online On Demand http://comenplay.com

24. General Sports Social Networking
FanNation is a general sports social networking site tha has a news and stats focus. Its partners include Sports Illustrated and CNN. Search, Social Networking, Sports, Recreation, Online On Demand http://www.fannation.com

25. Sports Fan Clubs Social Network
Fanspot is a sports social network that features fan clubs, blogs, team stats and photos. The site’s design could be better. Search, Social Networking, Sports, Recreation, Online On Demand http://www.fanspot.com