Answer:
What is seen in the middle of March and April that cannot be seen at the beginning or end of either month?
I belong to you but others use me more often than you do. What am I?
I am lighter than air, but a hundred people cannot lift me. Careful, I am fragile. What am I?
I can fall off a building and live, but in water I will die. What am I?
I cannot be burned in fire or drowned in water. What am I?
What language does a billboard speak?