Multimedia learning principle occurs when we create mental representations from combining text and relevant graphics into lessons. This article discusses the learning advantages that result from adding multimedia learning principle into instructions; and how to select graphics that support learning. There is a balance that instructional designers…

Describes an algorithm for computer generation of hierarchical indexes for document collections. The resulting index, when presented with a graphical interface, provides users with a view of a document collection that permits general browsing and informal search activities via an access method that requires no keyboard entry or prior knowledge of…

Description of course on principles of instructional design includes model for message design which relates instructional events in computer assisted instruction to learner's cognitive processes. Guidelines cover attracting attention, specifying objectives, activating knowledge, presenting information effectively, guiding learning, eliciting…