Answer:
What has four wheels and flies?
I have keys but no locks. I have space but no room. You can enter but canβt go outside. What am I?
I go through a door but never go in and never come out.
I live above a star who never burns. I have 11 neighbors but they never turn. My initials are p q r and sometimes s.
I am so delicate that even mentioning me breaks me. What am I?
When is it bad luck to see a black cat?