Around 150 pre-service science teachers (PSTs) participated in a study comparing academic and personal characteristics with their misconceptions about basic chemical ideas taught to 11-16-year-olds, such as particle theory, change of state, conservation of mass, chemical bonding, mole calculations, and combustion reactions. Data, collected by…

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…

Presents an attempt to improve teaching and learning strategies for science as addressed by prospective teachers. Discovers that prospective teachers share a number of misconceptions with students. Contains 19 references. (DDR)

Explores the tension between subject knowledge and pedagogic content knowledge in elementary teacher education by documenting students' and inservice teachers' learning about forces in the context of floating and sinking. Describes significant features of the learning process and examines subject-specific aspects of learning by demonstrating how…

Explores high school students' and preservice teachers' knowledge of light, vision, and related topics before and after commonly practiced instruction. Suggests a hierarchical structure to represent the collective conceptual knowledge of students and teachers in terms of facets and schemes of knowledge. Makes suggestions for designing instruction…