Answer:
I'm a type of pizza that is folded in half before cooking to contain a filling
A circle of stones, never in rows. Stacked one on the other, mystery it sows. What is it?
You can spin, wheel and twist. But this thing can turn without moving.
Voiceless it cries, wingless flutters, toothless bites, mouthless mutters.
What kind of room has no windows or doors?
What did the piece of wood say when he saw the screwdriver and screws approaching?