Answer:
One by one we fall from heaven down into the depths of past, And our world is ever upturned so that yet some time we’ll last.
A hole in a pole, though I fill a hole in white. I'm used more by the day, and less by the night.
What can be heard and caught but never seen?
What contains zero calories, but if you consume it, you will probably gain weight?
I have two hands but cannot clap
What sphinxes employ and players enjoy.
Difficult
Animal
Easy
Food
Funny
Kids
Logic
What am I?