“…Peer discussion is the best-known feature of the peer instruction model, and much of this review has focused on analyzing the learning achievements observed after students' discussion. Smith et al, 2009;Porter et al, 2011b;Bruck and Towns, 2009;Lasry et al, 2009;Brooks and Koretsky, 2011;Willoughby et al, 2011;Kaymak, 2020;Morgan & Wakefield, 2012;Giuliodori, Lujan, & Di Carlo, 2006 stated in their research that students' incorrect answers turned into correct answers to a large extent after discussion. Tullis and Goldstone (2020) stated in their study that students' self-confidence increased after the peer instruction discussion.…”