Answer:
A circle of stones, never in rows. Stacked one on the other, mystery it sows. What is it?
You can only have it once you have given it.
Black we are and much admired. Many seek us if they are tired. We tire the horse, and comfort man, and turn White when we've fulfilled your plan.
There are two bodies on the floor. They are surrounded by water and broken glass. How did they die?
Jack and Jill when up the hill jack fell down
You use it between your head and your toes, the more it works the thinner it grows.