{"title":"ROKR Industrial City","description":"\u003cp\u003eAt the heart of every invention is a dream to change the status quo, birthed in imagination and culminating in technological breakthroughs that revolutionize the world. The Industrial City collection celebrates these world-changing machines with DIY puzzle models of vintage-lighthouse mechanisms, telegraph systems, oil extractors, and inventive designs inspired by ingenuity and resilience.\u003c\/p\u003e\n\u003cp\u003eEach 3D puzzle model uses laser-cut parts to ensure smooth motion and LED lighting to mimic steam-powered cores. Industrial City models can be connected via a power base network or wireless link, allowing them to start-sync for a dynamic effect. We invite hobbyists, historians, engineers, collectors, and STEM enthusiasts to build and explore the heart of invention through the Industrial City.\u003c\/p\u003e","products":[{"product_id":"rokr-leonardo-da-vincis-helicopter-mechanical-3d-puzzle-cgl01","title":"ROKR Leonardo da Vinci's Helicopter Mechanical 3D Puzzle CGL01","description":"\u003cdiv class=\"product_description prose\"\u003e\n\u003ciframe title=\"ROKR Industrial City Da Vinci Helicopter CGL01 YouTube Video\" src=\"https:\/\/www.youtube.com\/embed\/7qHt8S3ltkA?loop=1\u0026amp;rel=0\" class=\"w-full h-full object-cover\" height=\"100%\" width=\"100%\"\u003e\u003c\/iframe\u003e\n\u003cdiv class=\"product_description-content\"\u003e\n\u003cp\u003eThe brilliant engineer and inventor Leonardo Da Vinci's sketched flying machines long before the technology or the materials to make this possible were invented. Today, ROKR brings this vision to life with the Leonardo da Vinci's Helicopter, a mechanical 3D puzzle that features double helix wings, a 6-cylinder radial engine, a 2-blade propeller, a steam engine core, and a conveyor belt-type drive crank, just like how the inventor drew it. This DIY model is the quintessential steampunk display straight from the Renaissance, lit up by a red-orange LED light in its furnace and blowing steam out of its chimney. Build all the models in the Industrial City Series and pay tribute to man's ingenuity and creativity.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cem\u003e\u003cstrong\u003e*Notes: \u003c\/strong\u003eConnectors are sold separately. You need to prepare the Type-C power cable by yourself.\u003c\/em\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"ROKR","offers":[{"title":"Default Title","offer_id":52614664683885,"sku":"CGL01","price":51.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2765\/1230\/files\/ROKR_Da_Vinci_Helicopter_Mechanical_3D_Puzzle_CGL01_1.jpg?v=1761823085"},{"product_id":"rokr-morse-telegraph-mechanical-3d-puzzle-cgm02","title":"ROKR Morse Telegraph Mechanical 3D Puzzle CGM02","description":"\u003cdiv class=\"product_description prose\"\u003e\n\u003ciframe title=\"ROKR Morse Telegraph Mechanical 3D Puzzle CGM02 YouTube Video\" src=\"https:\/\/www.youtube.com\/embed\/7qHt8S3ltkA?loop=1\u0026amp;rel=0\" class=\"w-full h-full object-cover\" height=\"100%\" width=\"100%\"\u003e\u003c\/iframe\u003e\n\u003cdiv class=\"product_description-content\"\u003e\n\u003cp\u003eRediscover fascination for long-distance communication by going back to its roots. The ROKR Morse Telegraph revives the magic of analog technology with synchronized clicks and flashing lights that will make you appreciate WiFi and computers more. Decode messages, play spy games, or simply learn Morse code with good old-fashioned patience and 19th-century mechanics. This miniature telegraph is designed with an indicator module, power wheel module, and button module for a realistic feel for discovery and innovation.The ROKR Morse Telegraph is part of the Industrial City Series, a group of machines that can be interconnected through a power base hub or a wireless connection.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cem\u003e\u003cstrong\u003e*Notes: \u003c\/strong\u003eConnectors are sold separately. You need to prepare the Type-C power cable by yourself.\u003c\/em\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"ROKR","offers":[{"title":"Default Title","offer_id":52614664782189,"sku":"CGM02","price":23.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2765\/1230\/files\/ROKR_Morse_Telegraph_Mechanical_3D_Puzzle_CGM02_1.jpg?v=1761823755"},{"product_id":"rokr-oil-pump-jack-mechanical-3d-puzzle-cgl03","title":"ROKR Oil Pump Jack Mechanical 3D Puzzle CGL03","description":"\u003cdiv class=\"product_description prose\"\u003e\n\u003ciframe title=\"ROKR Oil Extractor Mechanical 3D Puzzle CGL03 YouTube Video\" src=\"https:\/\/www.youtube.com\/embed\/r-Wx8BGiobg?loop=1\u0026amp;rel=0\" class=\"w-full h-full object-cover\" height=\"100%\" width=\"100%\"\u003e\u003c\/iframe\u003e\n\u003cdiv class=\"product_description-content\"\u003e\n\u003cp\u003eWhen industrialization boomed, so did the global demand for oil. Thus was born the nodding donkey, an invention that automated the oil extraction process for better efficiency. ROKR replicates this tall machine for its Industrial City Series with an impressive depiction of a steam-powered pumpjack all set to harvest tons of liquid gold from underground. It stands at 243mm (or about 9.5 inches) tall and uses a coordinated gear train to activate the piston pump that powers its cantilever's rhythmic motion. This standout piece can be activated in sync with other Industrial City models through its wireless receiver or its rail-type power base hub. Collect them all today!\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cem\u003e\u003cstrong\u003e*Notes: \u003c\/strong\u003eConnectors are sold separately. You need to prepare the Type-C power cable by yourself.\u003c\/em\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"ROKR","offers":[{"title":"Default Title","offer_id":52622732820845,"sku":"CGL03","price":51.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2765\/1230\/files\/1_7055a463-851e-4960-9586-5c00ac3a6577.jpg?v=1762507680"},{"product_id":"rokr-navi-lighthouse-mechanical-3d-puzzle-cgm01","title":"ROKR Navi Lighthouse Mechanical 3D Puzzle CGM01","description":"\u003cdiv class=\"product_description prose\"\u003e\n\u003ciframe title=\"ROKR Navi Lighthouse Mechanical 3D Puzzle CGM01 YouTube Video\" src=\"https:\/\/www.youtube.com\/embed\/r-Wx8BGiobg?loop=1\u0026amp;rel=0\" class=\"w-full h-full object-cover\" height=\"100%\" width=\"100%\"\u003e\u003c\/iframe\u003e\n\u003cdiv class=\"product_description-content\"\u003e\n\u003cp\u003eAt the edge of a cliff near the beach, a mechanical guardian stands tall, its eyes and ears constantly spinning and guiding sailors through their nighttime journey. This is the ROKR Navi Lighthouse, a beacon of light and symbol of technological progress for the marine industry. This miniature of a fully automated lighthouse features a base module where the custom reduction motor and layered system of planetary gears are located. It also has a structural spine in the middle, housing the rotating radar, and a light chamber at the top that creates a spiral-like shimmer. It's a lively display of spinning elements that make your Industrial City collection more exciting.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cem\u003e\u003cstrong\u003e*Notes: \u003c\/strong\u003eConnectors are sold separately. You need to prepare the Type-C power cable by yourself.\u003c\/em\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"ROKR","offers":[{"title":"Default Title","offer_id":52622741569901,"sku":"CGM01","price":23.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2765\/1230\/files\/1_c98b4546-fc5f-49bb-a013-1c2d0e6ca598.jpg?v=1762507299"},{"product_id":"rokr-industrial-city-electric-connector","title":"ROKR Industrial City Electric Connector CG0X","description":"\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0660\/2765\/1230\/files\/1_e8ef6a5b-5f75-45d4-b528-55663811b594.jpg?v=1761826643\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0660\/2765\/1230\/files\/2_5e52a466-e9a5-42e5-a20d-24d9dd638e14.jpg?v=1761826643\" alt=\"\"\u003e\u003c\/p\u003e","brand":"ROKR","offers":[{"title":"Default Title","offer_id":52635589869933,"sku":"CG0X","price":9.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2765\/1230\/files\/connector-1.jpg?v=1764658441"},{"product_id":"rokr-leonardo-da-vincis-ornithopter-mechanical-3d-puzzle-cgl02","title":"ROKR Leonardo Da Vinci's Ornithopter Mechanical 3D Puzzle CGL02","description":"\u003cdiv class=\"product_description prose\"\u003e\n\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/IzJoQN-jg3s?loop=1\u0026amp;rel=0\" class=\"w-full h-full object-cover\" height=\"100%\" width=\"100%\"\u003e\u003c\/iframe\u003e\n\u003cdiv class=\"product_description-content\"\u003e\n\u003cp\u003eNo man could manually power Da Vinci's initial concept of the ornithopter, but that problem is solved with ROKR's steam-driven mechanical depiction. Staying true to Da Vinci's design, the ROKR Ornithopter features flapping wings and a representation of a twin-cylinder engine housed beneath a transparent cover. As the pistons pump in alternating rhythm, it drives the crankshaft and flaps the wings. Below it stands a tower structure that houses the main engine, feeds steam up to the Ornithopter, lights up the dark with its own glowing beacon, and provides ladder access so the mechanism can be maintained at height. An anemometer-inspired rotor tracks wind speed and direction, monitoring conditions before flight. The ROKR Ornithopter is part of the Industrial City Series, a collection of mechanical inventions celebrated for their genius and impact on modern technology.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"ROKR","offers":[{"title":"Default Title","offer_id":53769830072685,"sku":"CGL02","price":49.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2765\/1230\/files\/1_90ad905d-3bb5-418b-8e5e-2cfff9b08cc8.jpg?v=1788427089"},{"product_id":"rokr-beacon-tower-cgl04","title":"ROKR Beacon Tower Mechanical 3D Puzzle CGL04","description":"\u003cdiv class=\"product_description prose\"\u003e\n\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/IzJoQN-jg3s?loop=1\u0026amp;rel=0\" class=\"w-full h-full object-cover\" height=\"100%\" width=\"100%\"\u003e\u003c\/iframe\u003e\n\u003cdiv class=\"product_description-content\"\u003e\n\u003cp\u003eBefore today's cell towers and satellites, the beacon tower relayed signals and messages over long distances. This was the solution that shortened the time a messenger needed to hand-carry important information, especially during emergencies. ROKR celebrates this advancement in communication and defense with the Beacon Tower 3D puzzle, a 139-piece model featuring V8 engine replica, a flywheel, a propeller, and a pressure gauge. Different light modules, including a pulsing 360° signal light, indicate continuous function and simulated signal transmission. As part of the Industrial City Series, the ROKR Beacon Tower can be interconnected with other models through a 2.4GHz wireless connection or the 6-way power hub, enabling synchronized activation.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"ROKR","offers":[{"title":"Default Title","offer_id":53769830203757,"sku":"CGL04","price":49.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2765\/1230\/files\/1_387844a2-ed7e-4c6e-b396-da4243aff07b.jpg?v=1788427107"},{"product_id":"rokr-thermo-engine-cgm03","title":"ROKR Thermo Engine Mechanical 3D Puzzle CGM03","description":"\u003cdiv class=\"product_description prose\"\u003e\n\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/IzJoQN-jg3s?loop=1\u0026amp;rel=0\" class=\"w-full h-full object-cover\" height=\"100%\" width=\"100%\"\u003e\u003c\/iframe\u003e\n\u003cdiv class=\"product_description-content\"\u003e\n\u003cp\u003eCompact power packed within a single machine, the Thermo Engine is one of the inventions that helped drive widespread industrialization. ROKR's version creates a replica of this classic single-cylinder engine, demonstrating mechanical energy transmission through a moving piston, a rotating flywheel, a rear pulley, and a glowing light indicating active combustion. Build this 3D puzzle yourself, then activate it with the built-in wireless receiver to sync it with other models in your Industrial City setup. Whether you're drawn to history, mechanics, or simply love working with your hands, the Thermo Engine is a close look at how these breakthrough machines once powered the world forward.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"ROKR","offers":[{"title":"Default Title","offer_id":53769830334829,"sku":"CGM03","price":23.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2765\/1230\/files\/1_0d3e46e3-a3a7-43a4-9523-675d1786d68f.jpg?v=1788427120"},{"product_id":"rokr-air-radar-mechanical-3d-puzzle-cgm04","title":"ROKR Air Radar Mechanical 3D Puzzle CGM04","description":"\u003cdiv class=\"product_description prose\"\u003e\n\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/IzJoQN-jg3s?loop=1\u0026amp;rel=0\" class=\"w-full h-full object-cover\" height=\"100%\" width=\"100%\"\u003e\u003c\/iframe\u003e\n\u003cdiv class=\"product_description-content\"\u003e\n\u003cp\u003eWhat's out there in space? The Air Radar aims to find out with its dish-shaped signal receiver that rotates 360° and tilts up to 120°. Below it is a sturdy base with a four-track energy transmission pipeline, glowing orange with power from its cylindrical storage tank. That energy feeds a flywheel that keeps the whole system steady. With a metallic blue and brushed silver theme, this model from the Industrial City Series emanates a sleek, futuristic aesthetic.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"ROKR","offers":[{"title":"Default Title","offer_id":53769830498669,"sku":"CGM04","price":23.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2765\/1230\/files\/1_dc3e9bc1-f99d-43ec-8033-e887e69f12c0.jpg?v=1788427132"}],"url":"https:\/\/rubotimeonline.com\/en-nl\/collections\/rokr-industrial-city.oembed","provider":"Robotime Online","version":"1.0","type":"link"}