{"product_id":"windrad","title":"Wind turbine","description":"How is electricity generated from wind? With the outdoor model, children can easily test it themselves! The 90-centimeter-high wind turbine is assembled in no time. Whether in the garden, in the park, or in bad weather with a fan or hand crank indoors - experiments on energy conversion can start anywhere. \u003cbr\u003eWhich pitch angle of the rotor blades is optimal for which wind speed? Simply try it out! With the energy generated, a small electric car is charged, and children then experience how clean energy is converted into motion. \u003cbr\u003eThe instructions for the experiment kit not only show step-by-step how to assemble and adjust the wind turbine but also explain many interesting facts about renewable energies and climate protection. A child-friendly start into the world of renewable energies!\u003cbr\u003e\u003cbr\u003eContents: Components for assembling the wind turbine and car, mast, rotor blades, nacelle, wheels, pegs, rotor blade fixation, dowel lifter, base, mast connector, hub, colorfully illustrated instructions\u003cbr\u003e\u003cbr\u003e\u003cbr\u003eManufacturer \/ Responsible Person:\u003cbr\u003eFranckh-Kosmos Verlags-GmbH \u0026amp; Co. KG, Pfizerstrasse 5-7, 70184, Stuttgart, Germany, kosmos.de\/servicecenter","brand":"KOSMOS","offers":[{"title":"Default Title","offer_id":53214119166285,"sku":"62135","price":44.99,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/5980\/8589\/files\/4002051621353.png?v=1781697963","url":"https:\/\/www.kosmos.de\/en\/products\/windrad","provider":"KOSMOS Verlag","version":"1.0","type":"link"}