Answer:
Look into my face and I'm everybody. Scratch my back and I'm nobody.
When they are caught, they are thrown away. When they escape, you itch all day.
You'll see savory dishes in Hong Kong sizzling in these.
A certain wizard resided in a city made from this gemstone.
What is so fragile that saying its name breaks it?
Why did the teacher have to wear sunglasses?
Difficult
Animal
Easy
Food
Funny
Kids
Logic
What am I?