This guide to science fair projects is designed for students and provides clear directions on how to complete a successful science project. Real projects are used as examples and information and advice is provided by teachers, judges, and participants and their families about the process. Topics covered in this book include choosing a science fair project topic, considering a project related to games or sports, family involvement, rules, writing a research paper, using the computer, questions and hypotheses, experiments, Earth Day, results and conclusions, the science project display, and the science fair. Tips and ideas that can give one project an edge over the competition are also included. This sourcebook contains reproducible forms, data charts, checklists, and a glossary. Appendices contain the science fair categories, rules, and certifications from the International Science and Engineering Fair. (DDR)