Answer:
I work when I play and play when I work. What am I?
What language does a billboard speak?
As a state in the USA, I am round on both sides and high in the middle. What am I?
I cannot be felt, seen or touched. Yet I can be found in everybody. My existence is always in debate, yet I have my own style of music. What am I?
I build bridges of silver and crowns of gold. What am I?
A cowboy rode into Friday. He stayed in town for three days and rode back on friday. How is that possible?