Suggests that conceptual models may bridge the gap between educational researchers and teachers. Discusses "models" in terms of explanatory theories, teachers' understanding of students, and students' understanding of mathematics. Considers Piaget's concept of accommodation and scheme theory. Argues that students must operate deliberately and…

A management education planning approach called Computer-Assisted Subject Area (CASA) has been conceptualized as a framework for viewing, evaluating, and recording efforts to improve the effectiveness of a subject area to be integrated within an overall curriculum. CASA is a generalized set of models which feature a hierarchy of activities in…