Our Muscles - Acorn: Our Bodies Author:Charlotte Guillain This title introduces readers to the function, appearance and purpose of some important parts of the human body. Each book uses simple text and vivid photographs to explain one organ and its role in a healthy life. It includes simple graphic illustrations that help readers conceptualise the role of each organ in their body, as well as help to il... more »lustrate the appearance and function of some organs that readers cannot see.« less