Six different working models including Solar Revolving Plane, Solar Windmill, Solar Plane, Solar Airboat, Solar Puppy, Solar Car (Only one project can be completed at a time) * Great assembling toy for nurturing children"s imagination, creativity and learning the benefits of solar energy * Also ideal to express your kids" interest in science, extremely helping your children on creation * Sunlight shine solar panels provide small toys with endless power. Fun to play with and requires no batteries * Easy to assemble by following the step in instruction