Electric Paint Pen,used as a liquid wire to draw or print graphical circuits, or even as a conductive adhesive eliminating the need for soldering equipment. also work as a conductive adhesive, providing a safer alternative to using soldering irons, 10ml Pen
KidWind High Torque Generator with Wires, High Torque Generator produces lower voltage but higher current for a given rotor speed, Recommended for College and High School
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