The authors explored whether a new pedagogy using personal response systems (clickers) along with case study teaching improved students' perceptions of their understanding of science in large introductory biology classrooms. Twelve faculty from nine institutions and 1,457 students across the United States and Canada participated in this study.…

Testing strategies centered around open-ended assessments are generally thought to result in deeper learning compared with close-ended questioning. However, the time requirements involved in grading open-ended assessments on exams often limit the feasibility of using such assessments. This article presents an index card questioning strategy…

Despite years of formal education, approximately one-third of all undergraduate students still cannot explain the causes of the seasons. Student manipulation of a handheld model is one approach to teaching this concept; however, the large number of students in many introductory classes can dissuade instructors from utilizing this teaching…

Describes a one-semester biology course for nonmajors which explores the interdisciplinary potential of psychology, anthropology, history, literature, philosophy, and religion. Satisfactory results in the 1970 tryout with 126 college students are identified. (CC)