Foundation Of Any Education System Lies In Philosophy. Education And Philosophy Are Intrinsically Related To Each Other. Philosophy Is Said As Education In Theory And Education Is Said As Philosophy In Action. Jean Jacques Rousseau Is One Of The Prominent Names In The Field Of Educational Philosophy. This Book Chapter Is Reflecting Rousseau’s Naturalistic Philosophy in the Form of His Education System, Where He Applied the Basic Principles of Naturalism In The Process Of Child’s Education. Rousseau’s Educational Philosophy Is Basically Based on the Philosophy of Naturalism. In Naturalistic Education Of Rousseau, Child Is Essentially Considered As A Part Of Mother Nature And Accordingly Child Is Given To Learn In The Lap Of Nature By Following Natural Laws, Which Is Also Popularly Known As Rousseau’s Negative Education. Nature Is Considered as Primary Teacher of the Child in Rousseau’s System of Education.