Wall of NAND

[r0nk]

Right now, the general idea for showing real NAND gate implementations is a page with a bunch of videos, however this topic is still up for discussion, so share your ideas.

[larssorenson]

http://boingboing.net/2014/06/02/logic-gates-made-from-pulleys.html

This one is pretty need and the gates are super easy to make.