Answer:
What can fill a room but takes up no space?
What gets whiter the dirtier it gets?
I have thirteen hearts but no body or soul. What am I?
I shave several times a day, yet I still have a beard. What am I?
What invention lets you look right through a wall?
No matter how little or how much you use me, you change me every month.
What am I?
Animal
Difficult
Easy
Food
Funny
Kids
Logic