Answer:
What gets colder as it warms up?
A squiggly line tells you when you've done it wrong
What does someone else have to take before you can get?
If you are unsure how to use one then just ask a flight attendant.
War fought with pieces on a board.
Two little holes in the side of a hill. Just as you come to the cherry-red mill.
Easy
Animal
Difficult
Food
Funny
Kids
Logic
What am I?