Spiral Marble Run with Motor (USB)
Description
One more useless Marble Run Machine. Things that you need: 1. [Motor with Gearwheel 15rpm DC 3-5V](https://www.aliexpress.com/item/32980213040.html) 2. [2 Pin ON-OFF Switch](https://www.aliexpress.com/item/32879048524.html) 3. Any power source like USB charger 4. Some wires 5. (optional) [Steel Balls D=10 mm](https://www.aliexpress.com/item/4000510174159.html) 6. (optional) [2 Pin Connector Male Female](https://www.aliexpress.com/item/33023814290.html) Instead of Steel Balls you can print Marbles on your printer. <iframe width="560" height="315" src="https://www.youtube.com/embed/YfiTbpwWWzI" frameborder="0" allow="accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture" allowfullscreen></iframe>
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