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.

Morrison's Marble Fountain is below. Morrison says the prototype for Marble Fountain was completed quickly. The process for creating Marble Fountain is very simple: first, randomly place points. Then, ...

Inspired by the enormous marble music machines from the staggeringly talented [Wintergatan] and the marble run builds by [Daniel de Bruin], [Ivan Miranda] has been busy again building a largely 3D ...