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TripAdvisor - Unbiased hotel reviews, photos and travel advice for hotels and vacations - Compare prices with just one click.

Activate study mode with book reviews, free essays, course notes, flashcards and other study tools. Millions of students use us to help with their homework assignments.

LinkedIn strengthens and extends your existing network of trusted contacts. LinkedIn is a networking tool that helps you discover inside connections to recommended job candidates, industry experts and business partners.

Instructables is the Biggest How To and DIY community where people make and share inspiring, entertaining, and useful projects, recipes, and hacks.

PLoS ONE: an inclusive, peer-reviewed, open-access resource from the PUBLIC LIBRARY OF SCIENCE. Reports of well-performed scientific studies from all disciplines freely available to the whole world.

Education 2.0 - Free Private Microblogging in the Classroom

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An index of current online research in Philosophy. Also contains bibliographies, discussion forums, and advanced research tools for researchers.

Facebook is a social utility that 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, post links and videos, and learn more about the people ...

Veooz.com searches and analyses user conversations on different social media networks like Facebook, Twitter, Google+, Blogs, etc. You can track the Live Sentiment and Trend on any of your favourite topics.