This is a fact-packed, beautifully illustrated, all-round introduction to the human body and how it works. Full of extraordinary photographs with engaging and friendly text, plus experiments and activities to try, this book explores everything from allergies and brain waves to x-rays and zits. Carefully selected websites, accessed via Usborne Quicklinks, allow readers to look at amazing scans of the inside the human body, take a 3-D tour of the brain, make an edible model of a DNA molecule and much more.