What’s the longest bone in the human body? (The thigh bone – femur.) Which are the two bones of the lower leg? (Tibia and fibula.) Where would you find your patella? (It’s your kneecap.) Discover how the bones in your body are connected and how the joints work. From head to toe, elbow to ankle, How Your Skeleton Works expertly guides you through the different parts of the body. Find out how the knee cap stays in place, how you are born with more bones than you die with, and how your legs stay in your hip joints. Including the body’s 206 bones, each page has a colour artwork to illustrate the featured body part. Alongside general text on the body part, there are detailed annotations to explain particular details about the artwork. With more than 80 colour artworks and expert background text, How Your Skeleton Works is an easy-to-read, highly informative guide to the bones of the human body.