Describes possibilities for breaking a semester course into a number of minicourses. Emphasizes the utilization of teaching assistants as minicourse leaders, and reviews current minicourse college programs. Minicourses can produce positive student attitudes and interests by providing students more choice and self direction. (PR)

Descirbes a secondary science program designed to increase enrollment by offering semester courses. Thirty courses, in the biological and physical sciences, are offered for one semester and one-half credit. Earth science enrollment has increased significantly in the upper grade classes. Student evaluations are mostly favorable. (MA)

Reports on an undergraduate earth science course for non-science majors structured around five-week minicourses. Evaluates student and teacher response to the program. (CP)

Describes and provides evaluation of a one semester minicourse curriculum for undergraduate earth science instruction. (CP)