Animated pedagogical agents (APAs) are known to possess great potential in supporting learning because of their ability to simulate a real classroom learning environment. But research in this area has produced mixed results. The reason for this remains puzzling. This paper is written with two purposes: (1) to examine some recent research and…

Analyzes the requirements for constructing collaborative learning activities in distance computer assisted learning (CAL) systems; shows why an active database can satisfy the requirements with a collaborative homework example; and proposes procedures for using an active database to construct collaborative learning activities in distance CAL…