Answer:
What can be big, white, dirty and wicked?
I cost no money to use, or conscious effort to take part of. And as far as you can see, there is nothing to me. But without me, you are dead.
Covered in stone and sun. It's home to many but also none. What is it?
You can spin, wheel and twist, but this thing can turn without moving. What is it?
I can move even when you are still. I can be one or many.
Why was the cook arrested?
Difficult
Animal
Easy
Food
Funny
Kids
Logic
What am I?