This chapter reports on a mathematics professor's experience leveraging laptops in a required intermediate statistics course with a challenging student population. Use of laptops streamlined course delivery, enhanced classroom interaction, and improved both his students' and his own overall course experience.

Six specific instances in which supplemental instruction (SI) leaders guide student inquiry in college algebra and calculus are described. The active learning strategies used in the situations are analyzed, focusing on the role of the leader and the support provided by SI leader training and supervision. (MSE)