Solidly grounded in current recommendations of the National Science Education Standards, this text offers teaching guidance and strategies for physical, biological, and earth science courses for middle school, junior high, and high school. The Authors' extensive curriculum development experience imbues the text with a practical focus. Their collective knowledge of the field balances coverage of the theory and research behind the strategies they present. Also, inherent in the text is a description of the role of constructivism in science teaching and the connection between science and society including how technological development is driven by societal needs.