Answer:
What is something you can give away as many times you want without ever losing it?
Long and thin, red within, with a nail at the end.
Humans have two that shrink in the light and expand in the dark
What has holes on each side, but can still can hold water?
The eight of us go forth not back to protect our king from a foes attack.
What language does a billboard speak?
Easy
Animal
Difficult
Food
Funny
Kids
Logic
What am I?