Discusses the branching structure of hypermedia that can accommodate individual learning differences. Highlights include interactivity; self-learning skills; a conceptual framework; a model of self-regulated learning; prior knowledge; and future research directions. (Author/LRW)

Discussion of students' prior knowledge and its effect on analogical reasoning focuses on four case studies of high school and college students that were designed to determine factors important for success in overcoming misconceptions via analogical reasoning. Explanatory models are explained, and abstract transfer versus explanatory model…

Research suggests that computer anxiety and computer experience are related. Some relationship between age and gender and computer anxiety has been suggested but not sufficiently examined. Other relationships have been explored with little result, and little is known about mediating computer anxiety. A model of the development of computer anxiety…

Presents a taxonomy of 11 sources of information used during library and database searching based on observations of 49 searches in a variety of libraries and search situations. Three categories of sources are identified: those internal to the searcher, those created by the searcher, and those external to the searcher. (Contains 54 references.)…

A model, derived from the literature, is presented of the influence of learners' preconceptions on the amount of mental effort invested in learning from television. The proposed model suggests that learners' preconceptions are influenced by the characteristics of the media, the characteristics of the task, and the characteristics of the learner.…