Power up this ingenious overhead lamp with gravity to light up your surroundings. You can also bring it with you and crank the handle to create a dynamo torch. The green conversation is going on everywhere. Clean energy and water solutions are increasingly major priorities for governments and research institutions. Green technology is the industry of the future and kids are excited to be a part of it today. They feel proud to be green, proud to solve eco-problems and proud to do it themselves. Green Science teaches the principles of renewable solar, hydro, magnetic, gravity, and wind power and teaches kids to build cool, clean machines that really work! Specifications Power up this ingenious overhead lamp with gravity to light up your surroundings. You can also bring it with you and crank the handle to create a dynamo torch Contains 1 set plastic parts, 1m rope, 7 screws, 1 set of foam strip and detailed instructions Also required but not included in this kit: a small cross head screw and plastic bottle Adult supervision advised Suitable for age 5 Dimensions: DÊ6 x W 20.5 x H 27.5 cm Colour: Multi. Attributes:MPN: 7352720Model: 403426 Color: green