A mesmerizing way to explore motion and energy
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A playful physics display for your desk or classroom.
This perpetual motion decorative model brings pendulum movement to life. It’s a simple, eye‑catching way to show how momentum and energy flow, whether you’re learning, teaching, or just enjoying the motion at your desk.
Smart decor with a curious twist.
✔ Shows smooth pendulum motion
✔ Adds interest to any workspace
✔ Great for students and educators
✔ Easy plug‑in or USB power
Wipe clean with a soft cloth. Dimensions: 150 x 100 x 150 mm. Lightweight plastic design for easy placement.
We are proud to offer duty-free, reliable, tracked shipping— delivered to your door in over 200 countries worldwide!
Below you can check our average shipping times:
Domestic USA Shipping: 2-9 business days
US & Canada: 7-18 days
Europe: 7-18 days
Europe Plus*: 8-30 days
Australia, New Zealand: 7-18 days
Hong Kong, Singapore: 7-18 days
Rest of the world: 8-30 days
*does not include processing times up to 2 business days or longer in peak periods
Primarily we ship out from fulfillment centers in the United States, Eastern Asia and Western Europe. If the item you've purchased is out of inventory in your nearest location, we'll send it directly from our production lines at the same delivery times as stated in our shipping section.
How does this model work?
It uses a powered mechanism to keep the pendulum moving, creating a steady visual demonstration of motion.
Is it suitable for classrooms?
Yes, it’s a great visual tool for basic physics discussions.
How is it powered?
You can use a plug‑in adapter or USB power source.
Perfect for showing momentum and energy flow in a simple, visual way.
Its modern style makes it a fun desk or shelf accent.
Plug in or use USB to start the motion instantly.
Small enough for desks, classrooms, or shelves without taking up space.
Its steady movement draws attention and sparks curiosity.
A simple, engaging way to add motion and learning to your space.
| Features | MK Aquarium | Knock-Offs |
|---|---|---|
| Smooth pendulum motion | ||
| USB and plug‑in options | ||
| Compact size for desks | ||
| Lightweight build | ||
| Modern decorative look | ||
| Great for teaching displays | ||
| Multiple color options | ||
| Easy to clean | ||
| Stable base design | ||
| Ready to use out of the box |
It’s made from durable plastic for a lightweight build.
It produces only soft, minimal sound during motion.
It’s a decorative model suitable for supervised learning environments.
No, it comes ready to use.
You can choose Yellow, Red, or Wine Red.
Depending on the variant, it weighs about 229 g or 288 g.
Yes, it’s designed for steady decorative use.
You get one motion machine decoration.
No, it works with a plug‑in or USB power source.
