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2006. Rainis. How do you know if a stain is really blood? How can the shape of a blood splatter tell an investigator what happened during the night? How does DNA evidence rule out suspects? Take careful notes in case your observations could crack the case! Read about true crimes that were solved by a forensic technique.Then do an experiment to help you understand how scientists solve crimes and what evidence they use to support their findings.Terrific ideas for further experimentation are provided so that you can create original science fair projects. Hard cover, 104 pages. Grade 6 & up.