Answer:
I have a little pool with two layers of wall around it. One white and soft and the other dark and hard. Amidst a light brown grassy lawn with an outline of a green grass.
It's in your hand though you can not feel it. Only you and time can reveal it.
Whoever makes it, tells it not. Whoever takes it, knows it not. Whoever knows it, wants it not. What am I?
I widen my jaws when you poke two fingers in me. I especially like to devour papers
A spirited jig I dance bright, banishing all but darkest night. Air can't kill me but water can. Share me, I won't get less unless wind ruins me. What am I?
What do you purposefully put lots of in and on your body, but run away from when you encounter it outside?