A blog without an audience is like...a library without books, a car without an engine, Beyonce without a ring.
The idea is deceptively simple. Four teachers agree to have their students comment on each other's blogs in an organized fashion. Each week, one of the four gets a turn as the spotlight class. The other three classes visit and leave comments. Over the course of a month, every student's work gets read and commented upon. Along the way, students learn about respectful online communication. They may decide to revise their thinking if a commenter shares a perspective they haven't considered.
Read more, very interesting:
Via Gust MEES