Students learn about the organs and major functions of the digestive system, the roles of intestinal bacteria, and about diseases of the digestive system.

What do you know about your digestive system? This site feature factoids and more interesting information concerning this human body system. Trace the path of food from one end to the next.

This site has a concise description of the digestive system with a nice diagram. The site also provides basic definitions of key parts.

Take a look inside the human body's digestive system. This site features diagrams of the digestive tract and each part is accompanied by labels and descriptions. Just select an organ by moving the mouse over its image.

In this interactive site, match the parts of the digestive system with their function.

At this site match parts of the Digestive system with their function in this challenging word search game.

This site has an interactive game that allows students to match key parts of the digestive system with their definition.

Pizza, milk shakes, and ice cream sundaes all contain dairy products, therefore they cannot be eaten by the majority of people around the world. Dairy products contain the sugar molecule lactose, and the majority of people on the planet...