Answer:
I have a strong affection for belly buttons.
What runs around the whole yard without moving?
What is full of holes but still holds water?
I start new then become old. Start clean but be one dirty. I usually start big then become little.
I have all the knowledge you have. But I am so small that I can fit into your hands. What am I?
When is it bad luck to see a black cat?
What am I?
Animal
Difficult
Easy
Food
Funny
Kids
Logic