What Happens when a school fails a kid?

A school is a place where kids go to study and learn things for the betterment of their future. They put their trust in the school system to be able to accomplish their dream goals and career. But what happens when the schools themselves starts to fail students? By failing means not having proper teachers, equipment or teaching method for students to learn effectively. Some schools having the selection system is a ridicule to the education system. Those kids who do not get accepted by this schools is crushing their dreams and lowering their self esteem. The only questions that comes to the kids mind is why didn't I get accepted?