DIY Alchemy City Marble Run Mechanical 3D Puzzle | Handmade Craft Gift for Christmas & Home Décor
SKU: 4284163809

DIY Alchemy City Marble Run Mechanical 3D Puzzle | Handmade Craft Gift for Christmas & Home Décor

Sale price$69.48 Regular price$77.20
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Description

DIY Alchemy City Marble Run Mechanical 3D Puzzle | Handmade Craft Gift for Christmas & Home DécorUnleash Your Creativity with the DIY Alchemy City Marble Run The quest for cyclical perfection and infinite expansion continues with this latest marble run kit from ROKR's Parallel World Series. Infinite marble loops are possible with its node gear drive mechanical core, the mystical journey initiated by an automatic staircase module. Upon ascending, the marbles fall down the 182cm long track with transparent channels, a crystal elevator, alchemy

Unleash Your Creativity with the DIY Alchemy City Marble Run

The quest for cyclical perfection and infinite expansion continues with this latest marble run kit from ROKR's Parallel World Series. Infinite marble loops are possible with its node gear drive mechanical core, the mystical journey initiated by an automatic staircase module. Upon ascending, the marbles fall down the 182cm-long track with transparent channels, a crystal elevator, alchemy bottles, and a core furnace. Red crystals accentuate the path, and over 120 interactive lighting effect combinations, created by 7 groups of light boxes, entertain your eyes with orange, purple, green, and pink LEDs. In the center is the Chaos Capitol, a flickering tower connected to multiple bridges across the track. Play with all marbles, sounds, and lights activated with Sport Mode, or tone it down with only breathing light and ambient sound in Viewing Mode.The 3D puzzle kit already includes the 191-piece world module that links it to other Parallel World marble runs.

*Notes: Other marble runs and lift modules must be purchased seperately. You need to prepare 1 Type-C power cable by yourself.

Product Specifications:

Number of pieces: 247

Assembly time: 2h

Difficulty level: ★★★☆☆

Assembled size: 7*3*9"

Material: Plastic

Recommended age group: 14+

ROKR Alchemy City Features


The Immortality of Matter

Cyclical perfection is achieved with the marble’s never-ending loops, symbolizing alchemy’s concept of the immortality of matter.

Echoes of Light and Sound

An alchemical glow pulse and shimmer to ambient sounds, creating a rhythmic symphony.

Stairway to Infinity

An automatic staircase lifts the modules back to the top of the track, creating an infinite loop.

Easy-to-Follow Assembly

Match numbered wooden pieces with visuals in our manual. Watch the video on our YouTube channel for guidance.


Boost Brain Skills

Builds logic and motor skills, fostering patience in kids.


Gift and Decor ldea

Perfect for special occasions or as a unique decor item.


Pride in Completion

Share and showcase your finished piece with friends and family.

Assembly in Modules

Modules are connected by the socket-type boards.

Eye-Catching and Mysterious

Embrace the futuristic design and enigmatic theme of alchemy by displaying this marble run on your desk.

Powering Evolution and Perfection

A creature in a capsule awaits the transmutation process, while the burning biomass core powers it all.

Engaging Hands-On Experience

The DIY Alchemy City Marble Run Mechanical 3D Puzzle is designed to provide an engaging hands-on experience. Assembling this intricate puzzle enhances critical thinking and problem-solving skills while allowing you to exercise your creativity. With its detailed design, this DIY project transforms learning into a fun activity suitable for all ages. This puzzle offers hours of enjoyment and brings a sense of accomplishment once completed. It serves as an excellent icebreaker for families and friends, making it perfect for gatherings, holidays, or even as a therapeutic escape. Dive into the exciting world of crafting as you connect deeper with the art of DIY.

Unique Home Décor and Gift Idea

After completing the DIY project, you’ll have a stunning piece of home décor that showcases your creative abilities. The elegant design of the marble run makes it an eye-catching addition to any room, adding a touch of personality and charm to your space. This handmade piece also serves as a thoughtful gift for Christmas or birthdays, reflecting care and consideration for your loved ones. Imagine the joy on their faces as they unwrap a unique, handcrafted gift tailored to their tastes. Nothing beats the magic of gifting something personal, crafted by your own hands.

Perfect Blend of Fun and Education

The DIY Alchemy City Marble Run is more than just a puzzle; it merges fun with education. Each step in the assembly process provides insights into mechanics and gravity, helping users understand basic engineering principles. Children, in particular, stand to gain essential STEM knowledge as they see how marbles navigate through the intricacies of their creation. Additionally, this DIY kit encourages teamwork, making it a perfect activity for classrooms or family gatherings. You’ll be engaged and entertained while learning valuable skills, making this product a must-have for every aspiring creator.


Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 4284163809

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Dayan
Waukegan, US
★★★★★ 5
Versatile sneakers. The upper makes the difference.
Size: 11, Color: Black/Smoke Grey/Medium Ash
Very good quality shoes for this price. My impressions: 1. The Flyknit upper feels very soft and comfortable. I don't get the rough, scratchy feel of some lower-quality options. It also disperses heat very well. 2. The midsole is firm, but not overly hard. I find it well-balanced, as it has good shock absorption while still being soft enough to cushion the soles of my feet. 3. They're versatile. For me, especially the black ones with the dark gray sole, they work for casual wear, going to the gym, walking, and short, light runs. 4. I consider them very decent shoes for walking and short runs under 5k.
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Reviewed in the United States on December 9, 2025
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Kelly L. MacDonald
Massapequa, US
★★★★★ 5
Offer lots of support and traction- perfect gym shoes
So comfortable- they offer a lot of support and I can tell they will last for a long time (and I’m hard on my gym shoes!). I’m actually a female but I sized down and they fit perfectly. I found them on sale and definitely recommend them as they are well worth the price.
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Reviewed in the United States on January 5, 2026
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Thomas Aycock
Omaha, US
★★★★★ 5
Comfortable nike running shoes.
Size: 13, Color: Black/Summit White/Anthracite/Cyber, Size: 13, Color: Black/Summit White/Anthracite/Cyber
Nice and comfortable from the moment that I put them on my feet. Feels like you’re walking on memory foam. You have to buy comfortable shoes when you’re on your feet all day. I do Amazon Flex in. These will be perfect although I have several pairs so that way, the shoe lasts longer. Definitely would buy these in different colors very satisfied.
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Reviewed in the United States on December 29, 2025
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Steve A
Battle Creek, US
★★★★★ 4
Good shoe, seems physically big
I really like these shoes. I’ve been able to wear them for about a week now and am really impressed with how they’re holding up. A lot of my shoes start to squeak in a similar amount of time and these still feel like they just came out of the box. I especially like the heal support, it feels like it’s really gripping the heal nicely My one complaint is that they seem physically larger than most size 11 shoes from Nike I buy. In spite of fitting the same inside, the actual shoe seems about an inch longer than my other Nike size 11s. It’s not a deal breaker and it doesn’t impact the comfort, it might even make them more comfortable, but they look a bit large on my foot. And if you have a narrow foot, you might be swimming in these.
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Reviewed in the United States on September 10, 2025
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Fred
Dallas, US
★★★★★ 5
Can’t Miss Shoe
Size: 11, Color: White/Blue Crystal/Total Orange, Size: 11, Color: White/Blue Crystal/Total Orange
Great looking shoe! Fit to form, I wear a size 101/2 or 11 and I ordered a size 11 and they fit perfectly. Soft and comfortable perfect for walking as I suffer from knee and back pain at 59 years old…. Don’t judge me. Normal width size for me so not sure about the wide fit but the toe room for me is comfortable. Great choice will definitely recommend.
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Reviewed in the United States on April 8, 2026

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