Describes a study that investigated computer anxiety among Lebanese teachers known to use computers in their regular educational programs. Highlights include use of the Computer Anxiety Rating Scale (CARS), international experiences, educational attributes including language of instruction, and computer experience. (Author/LRW)

Discussion of explanations and knowledge representation within knowledge-based systems focuses on the development of an expert system for purification of proteins in a Swedish laboratory. Topics include domain conceptualization; a multiple-explanation construction model; a study of laboratory staff that investigated construed explanations; and…

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…

Describes the use of interactive videodiscs in Dutch secondary vocational school departments of pharmaceutical education for testing theoretical knowledge and practical skills in a simulated real-life situation. An example is given, feedback and scoring are explained, and criteria for reliability with a classical text analysis are discussed.…

Discusses content learning versus process learning, describes process learning with computer-based simulations, and highlights an empirical study on the effects of process learning with problem-oriented, computer-managed simulations in technical vocational education classes in West Germany. Process learning within a model of the cognitive system…

Discussion of the optimization of the instruction of concepts emphasizes theories of cognitive psychology. The development of instruments to record the mastery of concepts by fifth graders is described, variables of both instruction and learning are discussed, and a field experiment that compared the effectiveness of video directed instruction and…

Describes research with Dutch secondary school students that studied the effects of the presentation of more general (superordinate) concepts on the attainment of basic concepts, and the effects of two different forms of example presentation on concept learning. Computer based instruction and interactive video used in the study are described. (18…