Answer:
We are all around, yet to us you are half blind. Sunlight makes us invisible, and difficult to find.
What word is a plural, but when you add an "S" to the end, it becomes singular?
A man shot two arrows at its center and missed both times, but using a sword swung once at its center and hit it twice.
What can stand in place of a country but still fold away in a drawer?
Come up and let us go. Go down and here we stay
What covers its face with its hands, speaks no language, yet most known what it's saying?
Difficult
Animal
Easy
Food
Funny
Kids
Logic
What am I?