In my observations, homeschooling is rarely if ever about giving the child a proper educations and more about controlling the content that reaches the child, usually for religious reasons. Doing it simply to indoctrinate your child into your religion is reprehensible in my opinion.
Even if the open windows of science at first make us shiver after the cozy indoor warmth of traditional humanizing myths, in the end the fresh air brings vigor, and the great spaces have a splendor of their own - Bertrand Russell