Discusses collaborative authoring, computer-supported collaborative work and the reuse of multimedia courseware; describes a consolidated model, Open Systems for the Collaborative Authoring and Reuse (OSCAR) of courseware, that was drawn from other abstract models; and examines hypermedia systems, object-oriented communication models, and the…

Prior knowledge is often argued to be an important determinant in hypermedia learning, and may be thought of as including two important elements: domain expertise and system expertise. However, there has been a lack of research considering these issues together. In an attempt to address this shortcoming, this paper presents a study that examines…

To evaluate the effectiveness of a hypermedia learning package about the Middle Ages, two groups of seventh graders completed either instructional worksheets with a book, or a hypermedia package. No differences were found between the two groups in the number of questions completed, questions answered correctly, interest in material, or task…

Discusses the possibilities for improving courseware and the courseware engineering process using visualization. Advantages and disadvantages of visualization are considered, including psychological, instructional, motivational, cross-cultural, and technical aspects; visual programming systems are described; adaptation and rapid prototyping are…

Examines the issue of help devices for students in hypermedia environments according to the learning context and cognitive processes involved. Describes three main types of learning situations--learning-by-doing, learning-by-instruction, learning-by-exploring--and explores the main cognitive processes involved in them. Discusses specific types of…

Reports on an experiment in which a course in psychology was replaced by a mixed formula consisting of a CD-ROM complemented by seminars and workshops. The CD-ROM was conceived as a collection of documents linked together with Netscape facilities. Students searched through these documents for information to answer questions (challenges) on the…

Discusses multimedia authoring software that uses hypertext and reviews the ways in which use of this technology may support improvements in assessment. Describes research with sixth graders in England that investigated how pupil-produced multimedia documents can reveal aspects of performance that traditional tests may not recognize. (Author/LRW)