Make an out-of-this-world marble run using household items! Make an out-of-this-world marble run using household items! This craft project is both a fun toy as well as a great hands-on lesson in ...

If you were particularly good at playing Mouse Trap as a child, marble runs might be for you. But instead of trapping a fake mouse, industrious marble fanatics construct elaborate mazes to send ...

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 ...

There are few things that can keep a certain kind of mechanically-inclined mind entranced as well as a marble run, and few structures that look as interestingly organic as procedurally-generated ...