Learning about new subjects and becoming proficient in a skill can help a child grow exponentially and research prooves the above statement.
Children are social beings and they need eachother around them to survive.
Friendships are not the only important relationships that can be built through schools.
Even if you graduate with what seems like a useless degree in todays' economy, all forms of education can lead us towards a fulfilling life.
Perhaps one of the important reasons to attend school is the wealth not infromation and knowledge provided.