Dive into the fascinating journey of food through the human body with this insightful book, perfect for middle school educators and librarians. Discover the intricate roles and functions of the digestive and excretory systems from the moment food enters the mouth until it leaves the body. Learn about the complex processes of digestion and waste elimination, the structure and function of organs involved, and how these systems work together to maintain health. This book is an essential resource to enrich the science curriculum and inspire young minds to explore the wonders of human biology.