Reports research that investigates the encoding that students use to develop molecular models at the undergraduate level. Focuses on the translation between symbolic and subatomic representations of molecules. (Contains 31 references.) (DDR)

Argues for using "conflict maps" as a way of enhancing science teaching and learning. The conflict map emphasizes not only the use of discrepant events, but also the resolution of conflict between students' alternative conceptions and the scientific conception. Discusses the conflict map as an instructional aid for teachers or as a…