Answer:
What is it that given one, you’ll have either two or none?
It has no top or bottom, but it can hold flesh, bones, and blood all at the same time.
What type of paper can you neither read nor write on?
What can answer in any language? What can speak without a mouth? What can sing without an ear?
who do you think you know but sometimes you don't
It's what light turns into in the night
Difficult
Animal
Easy
Food
Funny
Kids
Logic
What am I?