[https://youtu.be/IEWZu-IwCuU] (YouTube link)Watch...  ...g action, all powered by gravity. YouTuber Sprice Machines

I’ve seen a lot of ball machine videos, and this one is truly impressive. There a...  ...from the soccer balls. Others demonstrate classic machines and how they work. And who wouldn’t love th...

After 3 years of construction it's finally all...  ...t to see what it looks like on my next birthday! # marblemountainproject #woodworking #hobbyA photo posted by Ben Tardif (...  ...t three years designing and building an intricate marble machine he calls Marble Mountain. It...

Martin Molin of the Swedish band Wintergatan built...  ...ish band Wintergatan built a delightfully complex machine that uses over 2,000 metal balls to play a vibrap...  ...k)It took about 14 months to design and build the machine -he says much of that time was spent picking ball...  ...on on Facebook, such as t...

(YouTube link) This marble machine is pretty cool on its own, and then he starts swi...  ...s on it! But wait, there's more... he's got other machines with different lift mechanisms, which are interch...