Elliott, left, and Sam Coffey race marbles on their Space Racer Marble Run. Elliot Coffey races marbles on his Space Racer Marble Run. Elliott, left, and Sam Coffey race marbles on their Space Racer ...
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 ...
Some parents buy kinetic sculptures for their kids at art or craft fairs. Not [Steve Moseley], he turned his kids’ hovel into a sculpture by wrapping a marble run around the entire room. It’s big ...
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