Answer:
We are five little objects of an everyday sort. You will find us all in a tennis court.
who do you think you know but sometimes you don't
They have not flesh, nor feathers, nor scales, nor bone. Yet they have fingers and thumbs of their own. What are they?
What is as big as you are and yet does not weight anything?
I am what remains when nothing is left.What am I?
They are many and one, they wave and they drum, Used to cover a state, they go with you everywhere.