摘要：This paper presents a collaborative learning activity, part of an on-line Master of “Educational Sciences”. Different moments of this situation are described: synchronous and asynchronous, individual and collective. The observations are realized with different materials (forums, e-mails, chats…) and point the necessity to negotiate the coordination, to share a same identity, and to specialize the tasks in the group.
关键词：computer-supported collaborative learning, scenario, social skills.
