New Goofy and Chip ‘n’ Dale tumblers are now available for purchase at Walt Disney World. Goofy Tumbler – $19.99 In the first of the new all-over print character tumblers, Goofy is shown in several ...

But even still, this largely 3D printed rock tumbler from [Fraens] is unique enough to stand out. To make a basic rock tumbler, all you really need to do is rotate a cylindrical chamber and let ...