Case studies are valuable tools for instruction but are often limited to a single topic and a single class period. Courses such as evolution that synthesize multiple concepts around a common theme, however, can use a single case study type project that extends over the entire semester to develop and link core concepts. A central theme in…

Studies have shown an association between argumentative discourse in science class, better understanding of science concepts, and improved academic performance. However, there is lack of research on how argumentation can increase student motivation. This mixed methods concurrent nested study uses Bandura's construct of motivation and concepts of…

Oral presentations are pedagogically useful when there are many examples or subcategories for the topic at hand. For example, in the author's biology classes, students make presentations on different species of bacteria--highlighting morphology, benefits or detriments, transmissions, niches, and other relevant information. They also present on a…