You could say they were flying, or they were hovering, or gliding
Answer:
"The demon was a big, cheerful-looking demon with a bland, round face. He eyed father."
The answer is "stacks." That is the object of the phrase, and since a person is searching for something ON the shelf, they aren't searching for the shelf itself.
Answer:
I don't understand the question please be more specific
Is this a question or ? explain a bit more.