Answer:
You write on me and secrets I can keep in places never seen. I spin like a top. Though stiff as a board, I'm often described like a mop. What am I?
With three eyes and as black as night I frequently knock down ten men with a single strike!
I run up and down the stairs without moving. What am I?
Part carbon, part water, I am poison to the fishes. Many falsely claim my name, I am the pause that refreshes. What am I?
Kings and queens may cling to power and the jesters may have their call. I am the most common but I can rule them all. What am I?
When is it bad luck to see a black cat?