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Gobert, Janice D.; Pallant, Amy – Journal of Science Education and Technology, 2004
A curriculum unit for middle school Earth Science called "What's on Your Plate?" was designed. The unit was implemented in several middle and high school classrooms in California and Massachusetts. In the first implementation, the total number of students who participated was 1100. The unit was designed with two main pedagogical…
Descriptors: Middle School Students, Epistemology, Models, Earth Science
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Wagner, Paul A. – Science Education, 1983
Explains cognitive basis for change in science paradigms using Watson-Crick DNA model to illustrate concepts of "normal" versus "revolutionary" science. Examines these concepts in light of teacher preception of science, and discusses implications for the practice of science education. (JM)
Descriptors: Cognitive Processes, Convergent Thinking, Critical Thinking, Curriculum Development