How to Make a Non Motorized Marble Elevator?

Answer

You need Horseshoe magnet, cork, plastic knitting needle and a small insulated copper wire etc. weight/pulley system to drive the elevator, with a catch, activated by the marble entering the elevator.
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How about a falling weight/pulley system to drive the elevator, with a catch, activated by the marble entering the elevator. (It can be as simple as a loop/hook on the bottom of.
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Ah, a lift mechanisim would probably solve all of your problems. Theyare used in forms of kinetic art called "Rolling BallScuptures". There are two basic kinds: there is
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