A broad range of educational approaches emerged, including alternative schools, self learning, homeschooling, and unschooling. Children in private school or homeschooling are exempt from attending mandatory public schooling. Gatto promoted homeschooling, and specifically unschooling and open source learning. Homeschooling, private or parochial schooling usually offer legal alternatives. Parents give many different reasons for homeschooling their children. This correspondence grew so much that he decided to start a newsletter for homeschooling parents. Many teachers and school districts oppose the idea of homeschooling. It features issues of homeschooling and phonics, a method of teaching children to read. She earned a high school diploma through homeschooling. Opposition to homeschooling comes from some organizations of teachers and school districts. Ken Kay is now superintendent of Browning Distance Learning Academy, a provider of homeschooling curriculum. Home education is often considered synonymous with homeschooling. Maggie attended Evansville Public School until 8th grade where she started homeschooling. She attended public school until fourth grade, after which she began homeschooling. His previous education consisted entirely of homeschooling.