Reciprocal-Kid is a Lisp Programming tutor where the programming task is decomposed into planning, executing and critiquing. People Power is a computer supported collaborative system where the colearner acts as a collaborator of the student. People Power contains a microworld in which the student can create an electoral system and simulate an election. Distributed West is a reimplementation of the classic West system. Here the student plays against a computer opponent in trying to reach the destination ahead of the opponent.
Rescue is a role playing game system.
The student takes up an assigned role and interacts with other agents in a given situation. These are some of the collaborative learning systems available from the current literature. Being a new field, many CSCL techniques are still being developed. It is interesting to note that most of the systems listed here use Artificial Intelligence techniques in some form but only a few systems use AI techniques to address collaborative learning per se.