Answer:
Why did the tomato turn red?
how can you travel the world while staying in one spot?
Why are there no living cats on Mars?
What's green and fuzzy and if it falls out of a tree on you, it will kill you?
Who works when he plays and plays when he works?
What is always coming but never arrives?
Funny
Animal
Difficult
Easy
Food
Kids
Logic
What am I?