{"title":"Plastic Marble Runs","description":"Plastic marble runs combine hands-on assembly with a working track you can use after the build. Compare route design, difficulty, finished dimensions, assembly time, and powered features to choose the kind of project you want.","products":[{"product_id":"the-future-city-marble-run-mechanical-3d-puzzle","title":"The Future City Marble Run Mechanical 3D Puzzle","description":"Rokr Future City is a 140-piece marble run and mechanical 3D puzzle. Built from ABS and PC, it delivers dynamic LED lighting and complex multi-level tracks.","brand":"Rokr","offers":[{"title":"Default Title","offer_id":53382446088520,"sku":"MR02S","price":273.0,"currency_code":"PLN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0972\/7298\/7976\/files\/MR02S.webp?v=1782401593"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0972\/7298\/7976\/collections\/1-banner-plastic-marble-runs.webp?v=1787915717","url":"https:\/\/myhobby.day\/en-se\/collections\/plastic-marble-runs.oembed","provider":"My Hobby Day","version":"1.0","type":"link"}