How can I create a baseball cap out of everyday art supplies?

Question

I need to make a model of a baseball cap... it can be made of anything, except for an actual cap. It doesn't have to be wearable or realistic, just made so people can tell what it's supposed to be. How should I make it?

Answer 1

here is a site that shows you
http://www.blacktable.com/gillin030701.htm

Answer 2

paper mache? form it on a balloon, then add a cardboard bill and paint