1. Peer instruction involves posing multiple choice questions to students during class to support expert-like thinking. It follows a learning cycle of setting up instruction, developing knowledge during class through discussion, and assessing learning after class.
2. Effective peer instruction questions require clarity, stimulate discussion, and make students think deeply about concepts and resolve misconceptions. Both good and bad questions are examined to understand what makes a question support expert thinking.
3. The learning cycle of peer instruction helps instructors teach by giving them insights into what students know and don't know, whether they are understanding concepts, and whether they are ready to move to the next topic.