The author addresses mathematics instruction in students' second language. Theories on the interaction of language and cognitive development, and language and mathematical thinking, as well as studies conducted with bilingual students, are presented along with their implications for teaching, texts, and curriculum development. These ideas are…

How do good science students perceive the process of learning science? What occurs in the learning process that motivates students to accept the challenge of pursuing a career in science? This paper reports on panel discussions held by teams of medical students, research science doctoral students, science education students, and high school…

Information processing models do not account for much of human competence in everyday scientific and lay contexts. Situated cognition models account better for competence in widely differing situations. In situated cognition models, the purpose of science education must be reconceived as preparing citizens to participate in public enactments of…

The purpose of this paper is to identify how the theory and techniques of research in cognitive development can be applied to the study of learning and instruction in mathematics. Five basic research paradigms are characterized; major directions of research on number, measurement, geometry, and adolescent reasoning are identified. Most of the…