This document outlines the philosophy of naturalism in education. It defines naturalism as believing that nature is the whole of reality and that everything comes from and returns to nature. The key principles of naturalistic education are providing a natural environment for children, being child-centered, giving children freedom, focusing on happiness and health, using the senses as gateways for knowledge, and basing education on instincts. The aims of education under naturalism include self-expression, self-preservation, full development, survival of the individual, and adjusting to one's surroundings. Methodologies include learning by doing, observation, play-way and heuristic methods. Naturalism emphasizes the teacher as a director of activities rather than an interferer in the child