Answer:
I am in the middle of water but am not an island.
I am an instrument capable of making numerous sounds but cannot be touched or seen. What am I?
I have keys but no locks. I have space but no room. You can enter but canβt go outside. What am I?
I build up castles. I tear down mountains. I make some men blind, I help others to see. What am I?
you hold my tail while I fish for you
What gets bigger the more you take away?