Answer:
A man who was outside in the rain without an umbrella or hat didn't get a single hair on his head wet. Why?
I always follow you around, everywhere you go at night. I look very bright to people, but I can make the sun dark. What am I?
I am the only thing that place today before yesterday. (one word)
I build up castles. I tear down mountains. I make some men blind, but I help others to see. What am I?
You bind me and I walk. You loosen me and I stop. What am I?
When is it bad luck to see a black cat?