Now that Madeup allows me to subtract one mesh from another, I am able to accomplish one of my dreams: print a car for my car-loving children. I traced out the body of this little coupe, extruded it, and then subtracted away three dowels for the window and axles:


I printed four half-cylinders for the axles (halved so I had a flat surface for their foundation) and four wheels with holes slightly bigger than their axles on their inner side. With just a bit of superglue, all the pieces came together.

When one has glow-in-the-dark filament, it’s hard not to print with it:



  1. […] and I have been working steadily to identify bugs and build things. Check out my son’s car, a¬†FlexiPuzzle clone, a Reaction Ball clone, an egg, a six-sided die, a restroom man, a swirl […]

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