Explains hyper-systems and discusses their role in active learning, presents results from an expert evaluation of current hyper-systems that use HyperCard, and suggests implications for designers of educational hypermedia. System criteria discussed include purpose, domain or content, structure, navigation methods, control mechanisms, and style of…

Examines the psychological basis of hypermedia as a medium for learning, surveys the characteristics of current hypermedia systems, and suggests ways to make hypermedia systems more valuable as instructional environments. Highlights include parallels between human memory and hypermedia architectures; and hypermedia as knowledge presentation,…

This study examined the effects of the number of links and the granularity of nodes on undergraduate and graduate students' information searching, learning performance, and attitude toward hypermedia systems. Discusses the relationship between the number of links and cognitive overhead an/or disorientation as well as implications for Web-based…