If we told you somebody built a 3D printed go-kart, you’d expect to see a certain sequence of events. A bit of work in CAD, a printer montage, then some assembly. That’s not the case here.

It’s why desktop 3D printers are such a powerful tool, and why this scalable plotter ... to a standard GT2 belt and pulley to move the pen back and forth. We particularly like the way [Lost ...

So I'm trying to find genuinely creative and unusual presents they might get something out of. And I've found the ideal gift ...