Answer:
I have no voice but I can teach you all there is to know. I have spines and hinges but I am not a door. Once I've told you all, I cannot tell you more. What am I?
What do you call a fish with no eye?
What force and strength cannot get through, I with my unique teeth can do. What am I?
Take off my skin I won't cry but you will.
What seven letter word has hundreds of letters in it?
I flow from the Homerβs mouth when he sees doughnuts.