Answer:
I am the kind of nut that is empty at the center and has no shell.
I am two-faced but bear only one. I have no legs but travel widely. Men spill much blood over me. Kings leave their imprint on me. What am I?
I build bridges of silver and crowns of gold. What am I?
Send poorly behaved children to me and let them sit here.
I am a rock group that has 4 members, all of whom are dead, one of which was assassinated. What am I?
What made Cyclops quit teaching?