From Etsy seller Stukenborg. It occurs to me that, besides (the admittedly beautiful) geometric patterns shown here, one could probably work out a way to do monochrome images this way. [via Dude Craft]
I am descended from 5,000 generations of tool-using primates. Also, I went to college and stuff. I write for MAKE, serve as Technical Editor for MAKE magazine, and develop original DIY content for Make: Projects.