Magnet Probe, Consists of a small 19 mm length alnico bar magnet mounted in freely rotating gimbal, rotates in 3D so that all x, y and z co-ordinates, three-dimensional magnetic force fields, can be mapped, Strong plastic construction
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 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