Answer:
I regularly change shape yet remain a sphere. I am always there but not often seen. What am I?
I have two body parts but am used to measure length. What am I?
Whoever makes it, tells it not. Whoever takes it, knows it not. Whoever knows it, wants it not. What am I?
I went into the woods and got it. I sat down to seek it. I brought it home with me because I couldn’t find it. What is it?
Draw fire or fill me; I'm still empty.
What made Cyclops quit teaching?