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 ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Burt Helm A great marble run, like any good learning toy, sparks curiosity and ...

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.