This do-it-yourself solar kit enables children to assemble the parts and transform them into six (6) different types of motor driven apparatuses actuated by solar power! Projects include : Solar Windmill Solar Airboat Solar Helicopter Solar Robot Solar Airplane and Solar Wheeler. They stand up to 9" tall and work best in direct sunlight but may work under a very bright light bulb. Parts included : 1 Mini Motor 1 Solar Panel 44 pieces of plastic snap-together components and of course an instruction manual.