Inspired by George Hart’s work (our Math Mondays columnist), Flickr user fdecomite has been constructing these awesome geometric models out of playing cards, pencils, paper, and other materials.

Fdecomite’s photo sets

Math Monday: Playing card contructions

Gareth Branwyn

Gareth Branwyn

Gareth Branwyn is a freelance writer and the former Editorial Director of Maker Media. He is the author or editor of over a dozen books on technology, DIY, and geek culture. He is currently a contributor to Boing Boing, Wink Books, and Wink Fun. And he has a new best-of writing collection and “lazy person’s memoir,” called Borg Like Me.