Answer:
What is the thing which, once poured out, cannot be gathered again?
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 is the assumed nocturnal symbol of Mr. Wayne. What is it?
What common English verb becomes its own past tense by rearranging its letters?
You can spin, wheel and twist. But this thing can turn without moving.
What never gets any wetter no matter how hard it rains?