1) looking so she nows ever ones out.
2) they have never seen some of the artifacts.
3) they mite be in the bathroom and the librarien doesn't now they are in their.
4) the lights come on at night so the cameras can see things.
Great thinking, Ethan! I like your ideas. You really put some thought into them.
Write something about yourself. No need to be fancy, just an overview.