Discusses the limitations of existing instructional design models, including Gagne's, and describes a new, more complete model meant to improve upon those now in use. Twenty-four references are appended. (LLS)

Proposes an expanded definition of critical thinking and discusses its components. Includes an outline of goals and objectives for a critical thinking curriculum. (MCG)

Proposes a model of critical thinking in science with affective (dispositions), cognitive (knowledge, basic skills, and higher order skills), and behavioral (contextualized or generalized behaviors) components. Describes the links and mutual influences between the environment and these components. Emphasizes the role of affectivity in the…

Points out how the theories advanced during the 1930s by Russian psychologist L. S. Vygotsky can provide insights to western educational psychologists as they seek to understand child development and, particularly, as they devise ways of working with socially disadvantaged and mentally retarded children. (DB)

New knowledge is made meaningful by relating it to prior knowledge. Although meaningfulness usually relates new knowledge to prior superordinate knowledge, arbitrarily meaningful knowledge, coordinate, subordinate, and analogic ideas, experiential knowledge, and cognitive strategy also facilitate learning. Optimization of prior knowledge is done…

Discusses relevance and its role in evaluating the effectiveness of information retrieval. Highlights include an information retrieval interaction model; a review of research; evaluation and measurement, including recall and precision and utility and user satisfaction; judges and judgment conditions; user criteria; decision making; and cognitive…

Analysis of the process of educational television evaluation focuses on the Programme Evaluation Analysis Computer (PEAC) system. Highlights include affects of evaluation on learning; internal and external validity; variables in the evaluation model; formative evaluation; cognitive and affective objectives; and differences between general…

This article illustrates the theoretical and empirical basis of cognitive strategy instruction and compares this basis to major principles of constructivism. Illustrations of self-instructional and other cognitive strategy instruction models are presented in the areas of reading comprehension, written language, and memory. Maintenance,…