The middle school and high school lessons featured in this collection were crafted by science and math teachers who participated in a week-long seminar sponsored by the Eisenhower Professional Development Program administered by the Ohio Board of Regents. The lessons showcase a variety of active learning strategies from using hands-on, low-tech approaches to integrating high-tech, cutting-edge resources. Lesson topics include: (1) Investigating Energy Sources; (2) Probing the World of Energy and Its Conservation; (3) Fish Out of Water--Man Out of Land; (4) Are You Listening? (Noise Pollution); (5) Countdown to Population Explosion; (6) Hazardous Chemicals in Your Home!; (7) Water, Water Everywhere--How Much Is There to Drink?; (8) Water, Water Everywhere--But Not a Drop to Drink; (9) A Multi-Level Water Study; (10) Futuristic Fuel from Water; and (11) Acid Rain. (WRM)