Answer:
In we go, out we go. All around and in a row. Always, always steady flow. When we'll stop, you'll never known. In we go, out we go.
What lies in a tunnel of darkness. That can only attack when pulled back?
A hill full, a hole full, yet you cannot catch a bowl full.
It is the assumed nocturnal symbol of Mr. Wayne. What is it?
What is a five-letter word that has brain in it?
What did the piece of wood say when he saw the screwdriver and screws approaching?