A classroom exercise is described in which college students take part in creating and supporting an evolutionary hypothesis that explains effort grunting. The exercise holds their interest throughout and readies them to understand hypotheses of animal and plant evolution. It informs them about the dependence of cultural evolution upon biological…

This paper suggests ways in which educators can help students develop responsibility, as well as academic skills and intellectual growth. The four steps in decision-making are outlined to show that decision and action should follow logically once the behavior and its consequences have been identified. A technique referred to as contracting is…