The telematic networks offer interesting opportunities; for the formation. In particular, the research tradition called CSCL, or computer supported collaborative learning, in over ten years of studies, has highlighted the potential; of these tools within collaborative learning dynamics. This research, which starts from the reinterpretation of Vygotsky's historical and cultural positions, in combining pedagogical reflections with the contributions of cognitive ergonomics and studies on "man-machine" interaction, focuses on the most important theoretical, methodological and design elements. ; appropriate to facilitate collaborative learning practices on the net. |