(Hake 1998, Prather et al. 2004) • Watching entertaining lectures is not enough (Duncan, 1999) • Lecture demos are not enough, as students often remember them wrong (Miller, Lasry, Chu, & Mazur, 2013) • People learn best by being exposed to material in multiple ways. E.g. in-class instruction + discussion + interactive games (Kress, Jewitt, Ogborn, & Charalampos, 2006; Tulving, 1985; Vekiri, 2002) ...But research supports interactive learning & “gamification”