Answer:
You throw me out when you use me and take me in when you are done. What am I?
With a halo of water and a tongue of wood, stone as skin long I stood. What am I?
I make a loud noise when changing jacket. I become bigger and delicious.
What is black when you buy it, red when you use it, and gray when you throw it away?
What goes up and down but does not move?
What made Cyclops quit teaching?