Answer:
What time is spelled the same forwards and backwards?
What do you have in December that you don't have in any other month?
It carries paper of the most important sort but also plastic, I'm glad to report. What is it?
What does a stone become when in the water?
What kind of nail can be grown?
What language does a billboard speak?
Easy
Animal
Difficult
Food
Funny
Kids
Logic
What am I?