Answer:
Where do you go in through one hole and come out through two holes at the same time?
What has six faces and twenty-one eyes?
What is the thing that stays the same size, but the more it's used the more it decreases?
I make you weak at the worst of all times. I keep you safe, I keep you fine. I make your hands sweat. And your heart grow cold. I visit the weak, but seldom the bold.
What types of words are these: madam, civic, eye, level?
What did the piece of wood say when he saw the screwdriver and screws approaching?