Introducing the Hexaflexagon's delicious offspring, the Flex Mex burrito

Sure, the Hexaflexagon is fascinating all by its lonesome, but does it have any practical uses? Vi Hart shows us how to us the the multiple surfaces provided by the folding, flipping mathematical marvel to form a make a delicious concoction of beans, cheese, and guacamole. It's brilliant, if a bit messy. » 10/27/12 8:00am 10/27/12 8:00am