Understand the human body from head to toe with this educational encyclopedia for children.Get to know how each part of the body works through amazing facts and colourful diagrams in this fully updated edition of the bestselling Human Body A Children's Encyclopedia.Did you know that you are made up of 100 trillion cells? Learn about blood vessels (capillaries, veins, and arteries) which, if they were laid out end to end, would wrap around the Earth twice! Find out what makes a balanced diet - after all, you will eat about 20 tonnes of food in your entire life!This human body book for kids offers• How the body works, looking at body parts and functions like bones and muscles, heart and blood, disease defences, the life cycle and much more.• A human body encyclopedia that is suitable and informative for children aged 9+.• A refreshed and updated edition, including a new design and the latest facts and stats on the human body.Make your way from the skin, muscles, organs, and bones, right down to your cells and DNA with this encyclopedia that combines clear descriptions of human biology with awesome photographs, diagrams, and CGI artworks. There are also fun quizzes, so you can assess your own personality and test your logical and reasoning skills.Explore the series!Globally, the Children's Encyclopedia series has sold more than 4 million copies worldwide. Uncover the marvels of our world with Science, explore the deep blue with Ocean, explore our solar system and beyond with Space and get to grips with world-famous sculptures with Art.