This web site contains a free textbook for a non-mathematical Conceptual Physics course aimed at high school or beginning college students.   The author adopts a modern approach to understanding physics revolving around the concepts of symmetry and conservation laws.  Specific topics include Conservation of Mass and Energy, Conservation of Momentum, Relativity, Electricity and Fields, The Ray Model of Light, and Waves.  The textbook is designed for a one semester course, but some chapters can easily be omitted for a shorter course.  It is available in a freely downloadable pdf format or can be quickly navigated online with html chapter links. A printed version is available for purchase for the cost of printing and shipping.