How brave were you in school? Brave enough to park the principal’s car on the roof? How about putting dead fish in the air vents? There was a time when hijinks in class were limites to boring old pranks and fart noises. But now that we can share pictures at the click of a button, we know that lots of students act out mini-rebellions every day in classrooms across America, using innocent tests and quizzes to enact low-level warfare on their teachers. Okay, okay, maybe that’s going a little bit too far. But it’s true that kids these days have some pretty creative ways to get in trouble. Just look at these 20 rebels and their hilarious stunts: