Provides an overview of the use of models in instructional design. Highlights include a definition of the term model; types of models, including conceptual, procedural, mathematical, and prescriptive; procedures for model development; classification of models in the literature; and alternative techniques for model validation. (Contains 38…

Proposes a taxonomy which describes interactivity and adaptation outside the context of any particular medium. Designed to facilitate the instructional design and media selection processes, this taxonomy is represented as a cube whose axes represent interactivity and internal and external adaptation levels. Levels of interactivity and adaptation…