Answer:
I am free the first time and the second time, but the third time is going to cost you money. What am I?
I get paid to shoot people then blow them up.
When I point up, it's bright. When I point down, it's dark. What am I?
I produce wool and spit a lot
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 made Cyclops quit teaching?