PSTA - Teacher Resources

Edmodo  http://www.edmodo.com/
Secure Social Learning Network for Teachers and Students-Free Private Microblogging in the Classroom.

Edublogger  http://theedublogger.com/
The Edublogger has been set up by Edublogs — “the largest education community on the Internet” where you can sign up for a free WordPress-powered blog — and is dedicated to helping educational bloggers with emerging technologies in education, share their own experiences and promote the blogging medium.  Its purpose is to share tips, tricks, and ideas and provide help to the educational blogging community
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ePals  http://www.epals.com/
It is the social network optimized for K-12 learning. Over half a million ePals Global.