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?
Every night I'm told what to do and each morning I do what I'm told. But I still don't escape your scold
When set loose I fly away. Never so cursed as when I go astray.
What goes around the wood but never goes into the wood?
What kind of cheese is made backwards?
What do you purposefully put lots of in and on your body, but run away from when you encounter it outside?