Answer:
I sleep when you are awake, I am awake when you fall asleep. I can fly but no feathers to aid my flight. What am I?
What type of shoes do spies wear?
I'm a word that is not even strange. What am I?
I can be cracked, made, told, and played. What am I?
Bright as diamonds, loud as thunder, never still, a thing of wonder. What am I?
You can always see it, but it's too far away to touch. Mountains rest on it, and at sea it surrounds you. What is it?