This is a wiki I set up for a class on Web 2.0 technologies. The wiki provides brief descriptions and examples of a number of Web 2.0 tools.
If I understand this site, it is a social networking / resource sharing site. You can upload your resources; and use everybody else's.
A kind of Facebook for the school. It looks like it would work best for either a lab setting or a one-to-one school.
A list of educator-oriented Web 2.0 tools
Similar to Corkboard and Wallwisher, an online collaboration / message board tool.