Giorgio P. Ingargiola Nathan Hoskin Robert M. Aiken Rajeev V. Dubey Judith D. Wilson Mary-Angela Papalaskari Margaret Christensen Roger Webster A repository that supports teaching and cooperation in the introductory AI course. 36-40 1994 conf/sigcse/1994 SIGCSE http://doi.acm.org/10.1145/191029.191048 db/conf/sigcse/sigcse1994.html#IngargiolaHADWPCW94