Answer:
By the way, what never moves, wears shoes, sandals and boots, but has no feet?
A hole leading in, a hole leading out, we connect to a cavern that is slimy all throughout. What are we?
A dragon's tooth in a mortal's hand, I kill, I maim, I divide the land.
What must be in the oven yet can not be baked? Grows in the heat yet shuns the light of day? What sinks in water but rises with air? Looks like skin but is fine as hair?
What is that which, though black itself, enlightens the world without burning?
What did the piece of wood say when he saw the screwdriver and screws approaching?