Hydropower Renewable Energy Science KitRecommended Ages: 8 years & Up Dimensions: 14. 59in length x 11. 5in width x 3. 1in height Explore the power of water by building models and conducting experiments. Explore the power of water by building models and conducting experiments. Build a waterwheel, a sawmill, and a hammer mill to harness the energy from water to do physical work. Learn about water pressure with a water tower, communicating vessels, and a fountain. Generate electricity with a