Successful instruction demands the invested and active participation of both students and teachers. One of our primary goals as teachers is to avoid classrooms where students feel bored, dispassionate and effectively disengaged. A lack of student engagement is easy to see because we’ve all experienced it before. Doodling in notebooks, passing notes (or now texts) and the tried and true disengaging method of aimlessly staring out windows. As fellow educators could tell you, nothing is more deflating than a class of disinterested students. [...]