How well do you know your body? How many muscles do you use to give your friends a big smile? And how many sense organs are there?  The book includes: Beautifully colourful illustrations 10 spectacular pop-ups Informative and attractive 3D pages Page after page, discover all this interesting information and many more with 10 fantastic pop-ups. Find out more about your body, how it works and the science behind functions including digestion, breathing, muscles and much more!