Part of learning science is practicing reasoning, but some of the most common approaches to science instruction offer students little opportunity to do that, especially in the whole-class setting of large-enrollment courses. We present and closely examine a single episode of instructor listening--an instructor deliberately adopting a stance, and…

This paper examines students' mixed perceptions of the use of active learning techniques in undergraduate science lectures. Written comments from over 250 students offered an in-depth view of why students perceive these techniques as helping or hindering their learning and experience. Fourth- and fifth-year students were more likely to view…