Science teachers' hypothetic-deductive skills: The pendulum problem

The purpose of this study was to examine the hypothetico-deductive skills demonstrated by teachers during the resolution of the pendulum problem. Specifically, we were interested in addressing the following: Do sciencebackground teachers approach the solution of the pendulum problem in a scientific manner more frequently than nonscience-background teachers? In order to answer this, we presented teachers with a pendulum with three different...