Discover this delightful collection of small marble machines.
In this video you will see several of the smaller marble machines in this collection.
All of them quite ingenious in the way they lift the marbles to the upper position and they show numerous ways for gravity to pull the marbles back to the start.
Watch and enjoy the mesmerizing action.
In This Next Video You Will See An Improved Design Of One Of The Machines You Met Before
Click the link and head for the next page.