Describes and compares various assumptions of instructional design and of constructivism, some of which have been raised in other articles in this issue. Topics discussed include instructional design theory; instructional systems theory; mental models; categories of knowledge; knowledge representation; instructional strategies; collaborative…

Discusses the relationship of constructivism with instructional design theory. Topics discussed include instructional systems development; objectives; learning versus instruction; deep learning versus surface learning; situated learning versus formal instruction; adaptive learning; and the role of interactive educational technology in the design…

Examines instructional design theories and elaborates principles about when learning is promoted, i.e., when learners are engaged in solving real-world problems, when existing knowledge is activated as a foundation for new knowledge, and when new knowledge is demonstrated to the learner, applied by the learner, and integrated into the learner's…