Marble Machine 3

This is a wooden marble machine. It is 6 feet tall, and is powered only by potential energy, a little kinetic energy and gravity. there are no motors, batteries or cranks. It uses a 3/8 inch diameter steel marble, which starts at the bottom, and goes to the top, and then returns to the bottom,making this trip about 1,300 times in 24 hours.

Видео Marble Machine 3 канала Richard Browne