Reports on a study that addresses the implications of instructional strategies that are used to create cognitive disequilibrations to achieve conceptual change. Discusses several difficulties in the application of such conceptual change strategies. Contains 31 references. (DDR)

Constructs the philosophical background and underpinnings of the Science Education Portfolio Instruction and Assessment (SEPIA) project. Explains that students must develop skills in order to participate in epistemic interchanges. They must also be provided opportunities and materials to develop those skills. Contains 29 references. (DDR)

This study explored the possibility of developing classroom strategies that would encourage physics teachers to put greater focus on a more qualitative, metacognitive approach to problem solving. The empirical part of this research was carried out with students approximately 16 years of age in physics (i.e., introductory Newtorian mechanics)…