The Biology: The Science of Life DVD Series will teach students good practices for field and lab investigations. In this DVD, students will interpret the function of systems in organisms (humans) including the digestive and excretory systems. They will also compare the interrelationships of digestive and excretory systems to each other and to the body as a whole. Subjects covered include: The Digestive Process, Production of Digestive Juices, Function and Structure of the Digestive and Excretory Systems, Absorption of Nutrients, and Hormone Regulation. Grades 6-12. 36 minutes on DVD.