{"product_id":"mechanical-wooden-gear-marble-coaster-kit","title":"3D Laser-Cut Mechanical Gear \u0026 Crank Wooden Marble Coaster (254-Pc)","description":"\u003cp\u003e\u003cstrong\u003eWhy We Picked This:\u003c\/strong\u003e For 10-to-16-year-olds (and engineer parents) who have outgrown plastic snap toys, this 254-piece precision-cut basswood kinetic sculpture teaches real gear ratios, cam switches and gravity tracks — and sits proudly on a study desk for years.\u003c\/p\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e254 precision laser-cut Baltic birch plywood components (zero glue required)\u003c\/li\u003e\n\u003cli\u003e10 heavy chrome steel marbles + wax lubrication block + illustrated step-by-step manual\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs, Safety \u0026amp; Care\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e3–4 hours of deeply absorbing screen-free mechanical assembly\u003c\/li\u003e\n\u003cli\u003eAssembled size: 255 × 230 × 205mm\u003c\/li\u003e\n\u003cli\u003eRecommended Ages 10+ (or 8+ building alongside Dad\/Mom)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Store 13 Maker Lab","offers":[{"title":"Default Title","offer_id":68005413159214,"sku":"S13-TM-COASTER","price":69.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1018\/7889\/0798\/files\/6efe4f264cf2d524a3edd8c4c3f97d62.jpg?v=1794439167","url":"https:\/\/store13.co.nz\/products\/mechanical-wooden-gear-marble-coaster-kit","provider":"Store 13","version":"1.0","type":"link"}