Describes and compares various assumptions of instructional design and of constructivism, some of which have been raised in other articles in this issue. Topics discussed include instructional design theory; instructional systems theory; mental models; categories of knowledge; knowledge representation; instructional strategies; collaborative…

This literature review discusses the differences between individual and individualized instruction and explores ways of leading future computer assisted instruction (CAI) toward genuine individualized instruction. The development and design of intelligent CAI are described, and topics for future studies are suggested. (LRW)

Explains haptic computer interfaces for Web sites that relay touch-sensory feedback to the user. Discusses the importance of touch to cognition and learning; whether haptics can improve performance and learning; haptic interfaces for accessibility for blind and physically impaired users; comparisons of haptic devices; barriers to implementation;…