Uses of Intermedia, computer software designed to help instructors express relationships between concepts in the sciences and humanities, are discussed. The kinds of educational problems Intermedia was intended to address are described, some materials created using it are surveyed, and experiences with Intermedia in various educational contexts…

The in-house development at Iowa State University of 30 scientific animations for biology instruction is described, from conceptual drawing board to actual use in lecture halls and computer labs. Recommendations for the design, creation, and implementation of animations are outlined. Production is guided by practical technical considerations as…

A discussion of authoring system technology is based on a review of 80 products. Alternative authoring approaches are described; assumptions underlying development of authoring systems and their use are examined; selection procedures and criteria sensitive to varied needs are suggested; and trends in software development, evaluation, marketing,…

Advances in multimedia and video technology have made more sophistication in educational software almost necessary, requiring complex team authorship and production considerations. Colleges and schools can be active in software development and perhaps keep software production down to earth. The transition will be expensive and require many and…

MediaMatrix, a new, computerized instruction, authoring system, enables instructional developers to build adaptive programmed instruction and adaptive testing systems. Instructional development can focus simultaneously on systematic improvement of comprehension and problem-solving skills while providing for adaptive content presentations that…