The ultimate goal for many choral directors is to develop independent musicians within the ensemble. The ability to sing a series of pitches and rhythms at first sight is widely understood to be a fundamental building block of independent musicianship. Yet sight-reading is not simply a holistic skill. There are separate components of…

In our pilot studies, we found that many introductory physics textbook illustrations with supporting text for sound standing waves of air columns in open-open, open-closed, and closed-closed pipes inhibit student understanding of sound standing wave phenomena due to student misunderstanding of how air molecules move within these pipes. Based on…