Alternative education is a broad spectrum due to varying philosophies followed by alternate schools. This article on Fairhaven School website makes an attempt to explain the differences. The article compares the various philosophies as compared to Sudbury Valley School model.
As part of series of talks on creativity, Osho has talked about his vision on education. This article is transcript of his talk on this topic. He talks about crisis of education, examinations, role of teachers/computers/TV etc.