This uniquely comprehensive and current survey of the research in science education has been compiled by the most prominent experts in the field. More than a summary of findings, the content of this comprehensive single volume provides an assessment of the significance of research; evaluates new developments; and examines current conflicts, controversies, and issues. The volume is presented in five parts: teaching, learning, problem solving, curriculum, and context. It provides a historical look at the evolution of science education research while discussing the influence of current research on science teaching, and also considers controversial issues in science education, such as gender, ethnicity, and assessment, and the evolution of these issues from teaching, learning, and research perspectives. Chapters include