Answer:
What can you catch but not throw?
I have roots that no one sees and I am taller than trees. Up, up I go, but never do I grow. What am I?
I am a red drum which sounds without being touched, and grows silent, when touched. What am I?
I have a frame but no picture. I have poles but not standing up
I come without being fetched at night, hide away as soon as daylight strikes. Although I may look small, I am much mightier than what you can imagine. What am I?
Of these things - I have two. One for me - and one for you. And when you ask about the price, I simply smile and nod twice.