Answer:
What goes through a door but never goes in and never comes out?
What is something you can give away as many times you want without ever losing it?
Humans have two that shrink in the light and expand in the dark
What gets colder as it warms up?
What can't you see, hear or feel, until it’s too late. What shadows love, and shopkeepers hate?
What never gets any wetter no matter how hard it rains?
Easy
Animal
Difficult
Food
Funny
Kids
Logic
What am I?