Maybe I can get one of my friends to make this if I ever have a baby...
3 Track Copper Rolling Ball Sculpture Marble Run - YouTube
Murmelmaschine, marble machine, Knikkerbaan, ausgefallene Murmelbahn - YouTube
Order a GoTorch, low cost cnc table.
Angle Divider for Perfect Miters How to make it yourself -- Instructables
Exceptionally useful sheet metal benders which fit to the jaws of a vice with magnets. The die is in three parts allowing a range of complex bends to be formed. Available in two sizes, 100mm or 150mm.
Custom Motorized Marble Machine
Rolling ball sculpture built by Russian duo of Brankov & Gre.
Kit soon will be available on http://MarbleMachine.org Subscribe: http://goo.gl/YJd1Bn My other projects: http://RetroTime.org Shield no.1: http://youtu.be/X...
Mini marble machines No.4,5,6