YouTube is a place to discover, watch, upload and share videos.

Twitter is without a doubt the best way to share and discover what is happening right now.

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

Quizlet is a lightning fast way to memorize vocabulary lists. It

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 fr...

Scratch: a programming language for everyone. Create interactive stories, games, music and art - and share them online.

Vimeo is a respectful community of creative people who are passionate about sharing the videos they make. We provide the best tools and highest qualit...

we heart it - get inspired by what people love, and show them what inspires you.

For iPhone developers who love their apps, App Annie keeps tabs on your apps, making it easy to track sales, rankings, and reviews from around the wor...