Answer:
They are the group who manages the winged engines of war.
What has many keys but cannot open a single lock or door?
If you are unsure how to use one then just ask a flight attendant.
Which weighs more? A pound of iron or a pound of feathers?
A person's greatest asset.
Cycle Cycle Cycle.
Easy
Animal
Difficult
Food
Funny
Kids
Logic
What am I?