Field Guide to Math in Humboldt
​No. 28  Pringles are Hyperbolic paraboloids! 

Pringles are hyperbolic paraboloids! Costco samples! In the interest of math enthusiasm, I had to sample them several times. Showing great restraint I stopped sampling long enough to snap some pictures.! The illustration is from wikipedia commons, by Nicoguaro. Below is a video on how to fold the shape also an article and directions on how to fold a variety of paraboloids by Eric Demaine. 
https://www.youtube.com/watch?v=liHe8Sdlzp8
http://erikdemaine.org/hypar/