The parents are free to home school their children if they do not want them to learn the curriculum being taught. If we let every parent determine the curriculu

The parents are free to home school their children if they do not want them to learn the curriculum being taught. If we let every parent determine the curriculum for all students, well we would never even get the curriculum defined. So what is taught has to be chosen based on what is most beneficial for the children (as a whole) to be functioning members of society, and not on parent preference.