Answer:
What gets wetter as it dries?
A dragon's tooth in a mortal's hand, I kill, I maim, I divide the land.
You throw me out when you want to use me and you take me in when you don't want to use me. Who am I?
What has a bell but isn't a church. Is full of air but is not a balloon?
What building has the most stories?
What did the piece of wood say when he saw the screwdriver and screws approaching?