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

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

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...

Android and Windows Mobile Developers - The Largest Community for Smartphone Hacks and Development of Apps

USOE

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

Prezi is the zooming presentation editor

The world?s largest online music catalogue, powered by your scrobbles. Internet radio, videos, photos, stats, charts, biographies and concerts.

LinkedIn strengthens and extends your existing network of trusted contacts. LinkedIn is a networking tool that helps you discover inside connections t...

Quora is a continually improving collection of questions and answers created, edited, and organized by everyone who uses it.