Answer:
Inside a burning house, this thing is best to make. And best to make it quickly, before the fire's too much to take.
What do you have in December that you don't have in any other month?
I have eighty-eight keys but cannot open a single door? What am I?
Up on high I wave away but not a word can I say.
What instrument plays from the heart?
All about, but cannot be seen, Can be captured, cannot be held, No throat, but can be heard. Who am I?