THAMES & KOSMOS 5-IN-1 SOLAR ROVER KIT
This excellent solar model kit, a Parents' Choice Gold Award winner, has everything you need to build (5) motorized models powered by sunlight, including (3) cars—a solar rover, compact car and racer—plus a solar fan and a robot. Learn about gear ratios, solar cells, motors and ultralight materials, including bamboo. Has (54) pieces, (5) experiments and a (16)-page color manual. Ages 8+.