Curated OER
Digestive System Quiz
In this digestive system instructional activity, high schoolers answer 9 questions, 2 of which are multiple choice and 7 are short answer. Included are questions about the process of digestion and the structures of the digestive system.
Colorado State University
Colorado State University: Basic Functional Anatomy of the Digestive System
This site has a concise description of the digestive system with a nice diagram. The site also provides basic definitions of key parts.
Inner Body
Innerbody: Digestive System
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.
Quia
Quia: Digestive System Concentration Game
In this interactive site, match the parts of the digestive system with their function.