20 Things to Write
11) Use chalk to write your name on a busy side walk when people walk past scream "your on my territory"
12) Write a note saying "pass this on, laugh and see what the teacher does" and pass it around a class.
14) Write nothing on a piece of paper. Act like there's a big fat secret in it. And give it to a person.
18) Write on a piece of paper "There are foot steps on the ceiling" pass it around and watch them look.