Answer:
What is as big as you are and yet does not weigh anything?
There are two sisters: one gives birth to the other and she, in turn, gives birth to the first. Who are the two sisters?
Feed me anything and I will live.. But feed me with water and I will die...
What can fill an entire room without taking up any space?
There were 5 children in a room. Iris drew a picture, Barry played video games, Andrew played chess, and Trina read a book. What is the fifth child, Mindy, doing?
It is something you will never see again.