Woodworker extraordinaire [Matthais] was approached by a toy company to create a ‘marble run’ toy. [Matthais]’ jig-building skills are beyond reproach, so whipping up a prototype for this ...

The core of the machine is a large drum with two tracks of alternating grey and black Lego Technic beams and pins. The musician sequences out the music using ... to make a marble machine, then ...

Unleash the calming sounds and satisfying visuals of a marble run race as balls roll smoothly along tracks on the wall. Watch ...