Answer:
I hop around and deliver eggs at Easter.
Taken from a mine and then locked up in a wooden case. I am used by students everyday.
If two's company and three's a crowd what are four and five?
I am all around you, but you cannot see me. I have no throat, but you can hear me. Valued during summer but despised in the winter. What am I?
I have a lot to say but can't be heard because I can't speak one single word. What am I?
What language does a billboard speak?