Capturing the nature of students' mental representations and how they change with learning is a primary goal in science education research. This can be challenging in spatially intense domains, such as geoscience, architecture, and engineering. In this research, we test whether sketching can be used to gauge level of expertise in geoscience,…

This research investigated three elementary preservice teachers' perceptions of elementary science teachers. Three questions guided this investigation. What images did elementary Masters of Arts in Teaching (M.A.T.) interns have of science teaching at the beginning and end of science methods courses? What changes, if any, did they make in their…