No Single Cause: Learning Gains, Student Attitudes, and the Impacts of Multiple Effective Reforms

We examine the effects of, and interplay among, several proven research‐based reforms implemented in an introductory large enrollment (500+) calculus‐based physics course. These interventions included Peer Instruction with student response system in lecture, Tutorials with trained undergrad learning assistants in recitations, and personalized computer assignments. We collected extensive informal online survey data along with validated pre/post...