[boznz]

Too easy! Going to build one with NAND gates.

[mycall]

Have fun with that

https://hackaday.com/2017/01/03/make-logic-gates-out-of-almo...

[ForOldHack]

You can make logic gates out of almonds???

[wglb]

Or you could go the way of this quite impressive project: http://fpgaretrocomputing.org/