Presents a full-color illustrated study of how the digestive system works, how it turns food into energy, nutrients, and waste, how major organs move food through the body, and more.
Presents a full-color illustrated study of how the digestive system works, how it turns food into energy, nutrients, and waste, how major organs move food through the body, and more.
Presents a full-color illustrated study of how the digestive system works, how it turns food into energy, nutrients , and waste, how major organs move food through the body, and more.
