Using Clickers (Personal Response Systems) to Facilitate Active Learning in the Classroom Clickers allow instructors to assess students’ understanding of the subject matter, receive immediate feedback and reinforcement for what is being learned, get shy and under-prepared students to participate, poll students’ opinions and preferences instantly, observe student misconceptions, and encourage peer instruction. Improving In-Class Discussion with Technologies Use principles of priming, integrating and reinforcing to improve in-class discussions. Use available technologies as tools for supporting these principles.