What if someone designed a 3D printable object like a flat-pack plastic model? That’s what you get when you make a Fully 3D-printable wind up car, just as [Brian Brocken] did. It’s his entry ...

[Chuck] has designed, printed and explained the workings of a BJT transistor using a 3D printed model. We really like this model because it goes a long way to shed light on some of the more subtle ...