Featuring irresistible bold, bright artwork, this amazing medical journey follows all the systems of a healthy human body and adds interactive elements that connect the function of internal organs to everyday activities. Divided into sections that cover bones, hearts, lungs, muscles, nerves, reproduction, senses, and skin, this reference teaches young readers how the body responds to stimulus from the external world, how digestion and breathing are regulated, and the remarkable ways the body moves through space and exerts strength. Elaborate diagrams that demonstrate the inner workings of the body's systems round out this engaging educational handbook.