Given the schematic for a simple circuit, here’s how to make it a real circuit with the base components, some conductive thread, and a 3D printer — no solder, no etching chemicals, no sending away for anything, Instructables explains in a how-to tutorial.

“We are entering an age where physical goods increasingly have a digital representation (e.g., www.thingiverse.com) — and the means of production of such goods are increasingly accessible (e.g., reprap, makerbot, etc..),” the tutorial says.