{"product_id":"da-vinci-helicopter-wooden-kit","title":"Da Vinci Helicopter Wooden Kit","description":"\u003cp\u003e\u003cspan\u003eLeonardo da Vinci developed concepts for a giant air screw late in the 15th century. This working model uses a bevel gear, also from his drawings, to spin the canopy and support structure, illustrating the way Leonardo thought flight might be possible. A fun and inspiring project from one of the greatest minds of history. Easy to make from pre-cut and pre-drilled sustainable timber. Finished model size is 38cm high by 23 cm wide. On display at the Leonardo da Vinci museum in Rome: Air Screw model at da Vinci museum in Rome from Nigel Kirby on Vimeo.\u003c\/span\u003e\u003c\/p\u003e","brand":"Pathfinders","offers":[{"title":"Default Title","offer_id":48885780611246,"sku":null,"price":38.6,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1117\/3160\/files\/B1CBD229-8C42-4777-BF82-F95EA31894A5.webp?v=1785979676","url":"https:\/\/littlemaples.com.au\/products\/da-vinci-helicopter-wooden-kit","provider":"Little Maples","version":"1.0","type":"link"}