Answer:
I go from house to house a messenger small and tight. Whether it rains or snows I sleep outside at night.
I am the minerals vital for your good health.
When you need me, you must find me. When you find me, you no longer need me. What am I?
What happens once in June twice in August and never in May?
Before Mt. Everest was discovered what was the highest mountain in the world?
A man goes out in heavy rain with nothing to protect him from it. His hair doesn't get wet. How does he do that?