Answer:
What is the most slipperiest country in the world?
As a state in America I am round on both sides and high in the middle.
In your fire you hear me scream creaking and whining yet I am dead before you lay me in your hearth.
I run up and down the stairs without moving. What am I?
Mr. Red lives in the red house. Mr. Blue lives in the blue house. Mrs. Pink lives in the pink house. Who lives in the white house?
The warmer I am the fresher I am.