Discusses variables which determine the strategies animals use to organize their lives. Describes advances in understanding animal behaviors. Shows how game theory has helped to explain the existence of alternative behavioral strategies and the constraints under which organizers exist. (Author/CW)

Outlines a student research study in animal behavior to help develop students' empirical skills. The study examines the differences between male and female students in the way that they carry their school books. Reports results of one study indicating no significant difference in bookcarrying habits of men and women. (MDH)

Discusses the benefits of five short science courses offered to middle school age children and their parents. Reports on the participants' reactions, two to three years after taking the courses, to the course experiences, the influence of the courses on learning behavior, and the relationship between the parents and their children. (TW)