Answer:
What is a five-letter word that has brain in it?
It can pierce the best armor and make swords crumble with a rub, yet for all its power It can't harm a wooden club.
What has four legs during the day; and six or eight during the night?
Who is that with a neck and no head, two arms and no hands? What is it?
Do you know what you can hold without ever touching it?
What did the piece of wood say when he saw the screwdriver and screws approaching?