{"product_id":"main-city-marble-run-mechanical-3d-puzzle","title":"Main City Marble Run – Mechanical 3D Puzzle","description":"\u003cp\u003e\u003cstrong\u003eMain City Marble Run\u003c\/strong\u003e invites you to build and watch a mechanical journey where marbles route through an intricate network of tracks and moving parts. The model combines glossy, durable plastics and metallic components to create dynamic motion across \u003cstrong\u003eloops, funnels, curves, direction changers, slides and tunnels\u003c\/strong\u003e. The multicolor palette—blue, red, orange and yellow—adds visual rhythm as each marble travels from start to finish.\u003c\/p\u003e\u003cp\u003eKey features and uses:\u003c\/p\u003e\u003cul\u003e \u003cli\u003e \u003cstrong\u003eMechanical 3D puzzle\u003c\/strong\u003e that requires step-by-step assembly and adjustment\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eMixed materials\u003c\/strong\u003e: glossy plastic panels and metal linkages for reliable movement\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eDynamic elements\u003c\/strong\u003e: loops, funnels, switches and slides for varied runs\u003c\/li\u003e \u003cli\u003eTabletop display or hands-on hobby project for adults\u003c\/li\u003e \u003c\/ul\u003e\u003cp\u003eWe stand behind this model with a money-back guarantee and an eco pledge: we plant a tree for every purchase. Built to reward patience and curiosity, The Last City is a thoughtful activity for adults aged 54 and up and a kinetic showpiece for the home. Ready to start the build? Add it to your cart and enjoy assembling each section at your own pace.\u003c\/p\u003e","brand":"wooden-town.com","offers":[{"title":"Default Title","offer_id":54545999855884,"sku":"MR01S","price":139.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0253\/2068\/5621\/files\/1_34c6d640-7e88-4bef-b2f6-68893b8fbc01.jpg?v=1762448753","url":"https:\/\/wooden-town.com\/en-ca\/products\/main-city-marble-run-mechanical-3d-puzzle","provider":"Premium 3D Wooden Puzzle Kits \u0026 Models | Wooden Town","version":"1.0","type":"link"}