Or to really dig back into history, Bronson Alcott's school, Leo Tolstoy's school, and the schools founded by anarchists in the 1920s. The latter and Summerhill

Or to really dig back into history, Bronson Alcott's school, Leo Tolstoy's school, and the schools founded by anarchists in the 1920s. The latter and Summerhill are really more radical than the one described here.