UmeNow is a new social network that used to charge for its membership but is now free. This is a network that designed for complete privacy. There are no ads, no games, and no apps to worry about. This is strictly a site for those that like their privacy w/ who and what they share with.
Below is a brief demo...
I recommend checking out UmeNow by clicking here.
For my top 20 social networks for education click here.