Take on the role of a crime scene investigator - an expert on forensic science. Learn about the science of blood types, DNA, and figerprints as you follow a series of clues from the scene of a burglary. Written in consultation with a real-life CSI, this gripping book is packed full of amazing science facts and dramatic images. It gives accessible step-by-step explanations of science concepts, and learning is reinforced by problem-solving exercises based on real-life situations.