Examines 10 dilemmas from the fields of biology, chemistry, physics, Earth science, technology, and mathematics and helps you challenge students to confront scientific and social problems that offer few black-and-white solutions. Each question is presented as a two-part unit: concise scientific background with possible resolutions and a reference list for further teacher reading, and a reproducible essay, questions, and activities to guide students in debating and decision making. .

Science grade 9 (2009). Grades 5-12.