why does school exist?

why does school exist? why does school exist?why does school exist?!!!
this is a question that when you´re like 6 or 7 years you ask yourself a lot, but then you star growing you see that school its relly important, because it helps you to grow like a person, and have the tools to "survive" in the society.
and without school maybe the life would be boring, because school is a relly great stage of your life!
enjoy school!!