Over 20 pizzerias in the Philadelphia area (those in close proximity to large college campuses) were supplied with branded pizza boxes. Each pizza box highlighted a specific data statistic, such as Mushroom exports to the U.S. After the pizza, one can always try pie chart for dessert.

http://adsoftheworld.com/media/dm/the_economist_mushroom
http://tinyurl.com/3v9lre