Me And Facebook Open Academy
tenderlovemaking.com
tenderlovemaking.com
I also did it last year, its a huge learning exercise for me as well as hopefully the students, would be contributors who find your project hard to contribute to usually give up silently, with this I get to sit down and see the fustrations first hand.
Several of last years students have stayed on to be integral parts of the project which is one of the I have been really happy with.