Techniques to keep students interested include videotaped demonstrations and a self-paced, unit-mastery approach. When lecturing, teachers should use a microphone, maintain eye contact with students in all sections of the room, use an overhead projector and write clearly, talk about interesting topics, be dramatic, and share their experiences and…

Salient features of an ideal system of instruction are discussed. There have been recent attempts to write formulas for instruction and to individualize teaching in ways suggested by the science of behavior. DNA technologies may some day enable us to trace correlates of intelligence. We could then design individual educational strategies. (RM)