Answer:
We are all around, yet to us you are half blind. Sunlight makes us invisible, and difficult to find.
What flies without wings?
What is neither inside the house nor outside the house but a necessity for any home?
who do you think you know but sometimes you don't
A hill full, a hole full; yet you cannot catch a bowl full. What is it?
It is an insect, and the first part of its name is the name of another insect. What is it?