Why did they invent schools and who did?

I don't konw if you konw Chinese ...i just want to tell you something about ancient China's schools... 中国古代学校分为私塾和官方的教育机构．．．即国子监 大概有几千年的历史了 中国最著名的老师也是学校的发明者是孔子－伟大的思想家，教育学家 I think maybe this will not do any help to your question... i'm a Chinese collage student majoy in software