Primary advantage of authoring languages is special subroutines facilitating educational programing; primary disadvantages are execution speed, memory limitations, and little gain in programing ease. Primary advantage of authoring systems is menu-driven editors; primary disadvantage is significant limitation in the frame-based branching programed…

Addresses the implicit assumption that instructional media represent meaningful experimental variables independent of instructional content or strategy. Results of computer-based instruction (CBI) studies (both well-designed and flawed) and meta-analyses are reviewed to support the authors' position that this assumption is invalid, and new…

Critiques comparative research and evaluation methods used to assess effectiveness of interactive video and proposes alternative models of research design that go beyond comparative analysis into understanding and control of the effective dimensions of interactive video, i.e., controlled correlation; instructional events, cognitive psychology, and…

Discussion of assessment of student performance focuses on peer assessment and the development of a hypermedia-based peer assessment tool, the MUCH system, at the University of Liverpool (England). A study conducted with undergraduate computer science students that used the MUCH system is described, and student attitudes are discussed. (Contains…