Dive into a world of creativity with this collection of DIY mechanical projects and ingenious contraptions made from wood, ...

Marble runs are one of the most fun STEM toys available. They consist of a number of different trough-shaped pieces that marbles roll through to end up at the finishing point. They help kids start to ...

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 ...

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.