Defines the functions of windows that are used as visual display techniques in computer software systems, reviews research on the effectiveness of window environments, discusses knowledge structures, and presents principles for designing windowed environments based on research findings and individual differences and screen design research. (10…

Provides an overview of this issue that reviews Dutch research concerning knowledge-based instructional systems. Topics discussed include experimental research, conceptual models, design considerations, and guidelines; the design of student diagnostic modules, instructional modules, and interface modules; second-language teaching; intelligent…

This paper promotes further discussion and analysis of interactivity in learning environments and contains a classification of interaction types appropriate for consideration in multimedia settings. Through an examination of related factors associated with navigation and control, a matrix of interactive dimensions is proposed. (Author)