Another set of activities aimed at helping students learn what theory is (and isn’t) is to ask them to generate one or two testable propositions that can be deduced from a specific theory. Because many of our experts noted the benefit of representing theories visually, students could present visual models implied by the propositions using boxes and arrows, where appropriate. Going further, students could be asked to generate ideas for ways these propositions could be tested. This set of activities is mainly geared toward the development of variance