Answer:
They are many and one, they wave and they drum, used to cover a stare, they go with you everywhere.
The more it dries the wetter it gets. What is it?
I am useless when together but useful when I am broken apart. What am I?
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.
I climb higher as I get hotter. I can never escape from my crystal cage.
A little house full of meat, no door to go in and eat.