A hands-on symmetry project is proposed as an innovative way of teaching point groups to undergraduate chemistry students. Traditionally, courses teaching symmetry require students to identify the point group of a given object. This project asks the reverse: students are instructed to identify an object that matches each point group. Doing so…

The storyline of operas, with historical or fictional characters, often include potions and poisons. This has prompted a study of the chemistry behind some operatic plots. The results were originally presented as a lecture given at the University of Minho in Portugal, within the context of the International Year of Chemistry. The same lecture was…

The use of humor in the mathematics classroom has been advocated by many as an example of good practice in learning and teaching. In universities where the student body is drawn from diverse ethnic and social groupings, it is not clear whether a common understanding of what constitutes humor exists and therefore whether students would benefit from…

For fifteen years, the presenter has engaged college students in discussions and writing assignments that pertain to the outstanding characteristics of their most effective teachers--"effective" meaning that these teachers made the most significant impact on their lives. Based on those recurring themes, the conclusion is that effective teachers…