Answer:
What turns from red to black as soon as it touches water?
A hole leading in, a hole leading out, we connect to a cavern that is slimy all throughout. What are we?
A word I know, six letters it contains. Subtract just one and twelve remains.
What is as big as you are and yet does not weight anything?
One day a little boy named John went over to his parents and said that he wanted to shoot people and blow them up. His parents were really proud of his career choice. What does John want to do?
I am the fountain from which no one can drink. For many I am considered a necessary link. Like gold to all I am sought for, but my continued death brings wealth for all to want more.