There are few things that can keep a certain kind of mechanically-inclined mind entranced as well as a marble run, and few ...
Which marble run is best? Marble runs are rolling ball sculptures you build yourself. You assemble tracks in all kinds of wild configurations and watch as the marbles roll down hills, around corners ...
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This amazing 3D-printed automatic marble run will ensure I never get work done ever again
Moore curve marble run is a fascinating, 3D-printable project that uses a motor to push marbles. The motorized run incorporates a lift with a spiral guiding rail and steeper slopes for acceleration.
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