Answer:
I am used when you jump off a bridge for fun.
I am a tale in childrens' minds. Though an illusion, I occur every night. I give them a fantasy, I give them a fright. What am I?
What do you call a pig that is no fun to be around?
I live off of a busy street if you want you can stay for an hour or two but if you don't pay rent I'll tell on you.
I'm not a bird, but I can fly through the sky. I'm not a river, but I'm full of water. What am I?
I am the kind of an ant that's good at math. What am I?