Host Bill Nye explains how the body's digestive system is like a fine-tuned machine that processes food into energy. Bill demonstrates the process with a steam engine that runs off corn flakes.

Teacher's guide available under Additional Info tag. Optional English and Spanish language tracks.

14 segments include:. Introduction. Food Is Fuel. Digestion Digest. Check It Out!: An Urban Garden. Try This!: Eating Upside-Down. It's About Chyme. Way Cool Scientist: Kathy Sdao. The Food Pyramid. Food Banks. Waste. The Human Digestive System. Dy Gestion "Can't Eat This. Conclusion. The Stomach.