Book, Renewable Energy with Vernier, Recommended for High School, features 26 experiments in wind and solar energy, contains a combination of explorations, traditional experiments, inquiry investigations, engineering projects
KidWind simpleGEN, easy-to-build AC generator that allows students to explore the basics of electrical generator design, Recommended for College, High School, and Middle School Science, classroom pack
Free Fall Apparatus Economy, for determination of the gravitational constant ft gft, This kit has a wooden base, 1.1m rod and a movable electro magnet, can be moved anywhere on the rod, when the ball is released the timer is triggered and stopped one the ball his landed on the base