Here is another cool rolling ball sculpture that puts on a mesmerizing show as you let it run. The Archimedes Screw Rolling Ball Sculpture has servos run by Arduino. The balls are moved to the top and dropped onto the track. The process repeats as long as you have a power source.
More gadgets like this: here
Rolling Ball Sculpture -- Archimedes Screw 1
This rolling ball sculpture measures 13.5 x 7 x 20.5 inches. The wood is from recycled wine boxes. Chris Toews is the artist behind this.
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