Even science fair enthusiasts may dread grappling with these two questions: 1. How can you organize many high school students doing many different projects at the same time? 2. How can you help students while giving them the freedom of choice and independence of thought that characterize genuine inquiry? Answer the questions-and face science fairs without fear-with the help of this book from the Science Fair Warm-Up series. This book, for grades 8-12, further develops the ideas about the practices of scientists. .

1. Starting points -- 2. An overview of the nature of scientific inquiry -- 3. Science without numbers -- 4. The numbers game -- 5. Variables and their controls -- 6. Experiment design -- 7. Sources of error -- 8. Making sense of your results -- 9. Explanations -- 10. Sharing your findings -- 11. Judging projects -- 12. Generating ideas for projects.