Answer:
I am as hard as metal, yet as flimsy as glass. I shine like a star, yet I am only a rock. What am I?
No matter how hard you hit me, no matter how much I hurt, I'll always go for a laugh. What am I?
I am round. I have only one line. Circle is not my name indeed. What am I?
They are many and one, they wave and they drum, used to cover a stare, they go with you everywhere.
What room do ghosts avoid?
A little house full of meat, no door to go in and eat.