Reports survey results of 126 students enrolled in first- or second-year biology courses concerning the effectiveness of different teaching methods within the lecture format. Indicates that the traditional, didactic lecture, although perceived as least effective, was regarded as highly effective when enhanced by active student involvement.…

Describes a course entitled "DNA and Evolution" in which students develop an appreciation for what science is and how it is practiced as well as an understanding of how some of the most central ideas in biology were developed and tested. Discusses the design of the course, the lecture and discussion topics, and the results and their…

Compares differences in successive pretest/posttest scores for 46 undergraduate volunteers following the application of distinct teaching formats to each of 3 consecutive subsections of a human physiology course. Indicates scores increased favorably for audio-visual lecture and self-study tutorial formats but no significant increase for didactic…