Answer:
There was a green house. Inside the green house there was a white house. Inside the white house there was a red house. Inside the red house there were lots of babies. What is it?
I am the building with the most number of stories. What am I?
I dig out tiny caves and store gold and silver in them. I also build bridges of silver and make crowns of gold. Sooner or later everybody needs my help yet many people are afraid to let me help them.
What flies without wings?
If I drink, I die. If I eat, I am fine. What am I?
Give it food and it will live, give it water and it will die.