Outils blogs
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Commentpress
Commentpress is an open source theme and plugin for the WordPress blogging engine that allows readers to comment paragraph by paragraph in the margins of a text.
Edublogs - teacher and student blogs
"The result was this amazing, organic discussion that ranged from debates over whether or not a sequel exists to one book, to speculation about posthumous publications from J.D.
Collaborize Classroom - Online Education Technology for Teachers and Students
“My students and I love Collaborize Classroom! They are much more involved, the quality of their work has improved and their discussions are more thoughtful because they’ve had time to work on it online before presenting it in class.”
Wordpress