Which Of These 3 Private Social Networks Is Right For You?

There are boatloads of tools out there that can give you a private social network. From Edmodo to the upcoming Facebook Groups For Schools, there’s plenty of options. Most are free, but some are better than others. So we decided to comb through as many as possible in order to figure out which one is best, and for whom.

http://edudemic.com/2012/06/private-social-networks/