Answer:
What gets bigger when more is taken away?
What is easy to get into but hard to get out of?
I pass before the sun, yet make no shadow. I'm all around you, but you cannot see me. What am I?
What gets whiter the dirtier it gets?
I'm light as a feather yet the strongest person can't hold me for more than a few minutes. What am I?
What did the piece of wood say when he saw the screwdriver and screws approaching?