Your friends don't know, and grown-ups won't tell you, but there are 31 tried-and-true ways to bother your parents, bug your siblings, amuse your friends, drive your teachers crazy, and survive your childhood. Try them all now--while you're still a kid. Start with gross-outs like how to blow the perfect spitbubble, drop a truly effective water balloon, and make rude noises from your armpit. Move up to the secrets of getting away with stuff: trick...