Answer:
It's in your hand though you cannot feel it. Only you and time can reveal it.
Ch side by side, you are inside.
It can be cracked, It can be made, It can be told, it can be played. What is it?
You can do this with your friends. You can do this with your nose. But don't do it with your friend's nose!
What kind of room doesn't have physical walls?
Two little holes in the side of a hill. Just as you come to the cherry-red mill.