Reviews the background, concepts, and role of hypermedia systems and analyzes essential, expected, and desirable features of hypermedia in order to provide a basis for system design and evaluation. Four hypermedium shells and systems are described, and approaches to user interface problems are discussed. (48 references) (MES)

This state-of-the-art report on interactive video and instruction begins with a brief review of the current status of technology and technology transfer in schools. The nature of interactive video is then considered, including instructional applications of the technology and the components of an interactive video instructional system. Discussion…