Answer:
I shift around though always slowly. I never move more than a few inches at a time. A large movement by me can kill many people. I am huge yet unseen by humans.
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?
I'm many people's favorite place even though many don't remember their stay. You'll love to come but hate to leave if you get cold use my sleeves.
I am round as an apple, deep as a cup. All the King's horses can't pull me up. What am I?
Who plays when he works and works when he plays?
Keep doing me to avoid lens dryness