Bøger i How Does Your Body Work Searchlight Books serien

The digestive system is made up of the tongue, esophagus, stomach, intestines, and other parts. But what does the digestive system do? And how do its parts work together to keep your body healthy? Explore the digestive system in this engaging and informative book.

The muscular system is made up of three different kinds of muscles: skeletal muscles, smooth muscle, and heart muscle. But what does each kind of muscle do? And where in the body are they located? Explore the muscular system in this engaging and informative book.