Answer:
I come without being fetched at night, hide away as soon as daylight strikes. Although I may look small, I am much mightier than what you can imagine. What am I?
I sit high glowing and watch the world go by. Without me everything would seem dull and dangerous. What am I?
I am the ultimate killing machine used not once but TWICE I can be made by humans.
Teenage girls are pros at creating me. Learn me in classes.
I have a face but no eyes hands but no arms.
I am rarely touched but often held. If you are smart you'll use me well. What am I?