Student modeling--the task of building dynamic models of student ability--is fraught with uncertainty, caused by such factors as multiple sources of student errors, careless errors and lucky guesses, learning and forgetting. Within the context of the Sherlock intelligent tutoring systems project, we have been experimenting with various ways of…

In the manufacturing industry, many complex tasks are taught through an apprenticeship program; the experience and expertise gained through years of practice is invaluable to the industry and can be lost if not properly captured and transferred. This paper reports on the design of a training system that combines the use of computer-based…

Discusses classroom computer applications in engineering: a student learning assessment program providing remedial work, positive reinforcement, teacher information for follow-up lesson preparation, and a record-keeping matrix and an expert trouble-shooting system that allows students to debug their own circuit designs by testing simulated…