Answer:
What contains zero calories, but if you consume it, you will probably gain weight?
Who works when he plays and plays when he works?
I pass before the sun, but make no shadow.
Twigs and spheres and poles and plates. Join and bind to reason make.
What can be swallowed, but can swallow you?
I am your mother's brother's only brother in law. Who am I?
Difficult
Animal
Easy
Food
Funny
Kids
Logic
What am I?