Answer:
There is one in every corner and two in every room.
What language does a billboard speak?
I make billions of dollars selling windows. Who am I?
I am as hard as metal, yet as flimsy as glass. I shine like a star, yet I am only a rock. What am I?
What's full of holes but still holds water?
What never gets any wetter no matter how hard it rains?
What am I?
Animal
Difficult
Easy
Food
Funny
Kids
Logic