Answer:
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?
I need to be taken before you can have me. What am I?
I don't live within a house nor do I live without. Most will use me when they come in and again when they go out.
I am the kind of an ant that's good at math. What am I?
Soft and cuddly I'll pull on your heart. But take my last name and I'll tear you apart.
A little house full of meat, no door to go in and eat.