The digestive system is a group of organs (from the mouth to the rectum) that processes food so the body can use it. The following sites explain the process with illustrations and animations for all age groups.
Dr. Richard A. Bowen, biology professor at Colorado State University, presents an overview of the digestive system for high-school and college students.
For elementary grades, Enchanted Learning explains the digestive process, defines twenty-three digestive-system terms, and includes two printable handouts.
This digestive system tour is one of ten anatomy system animations at Innerbody.com.
"Even before you eat, when you smell a tasty food, see it, or think about it, digestion begins. Saliva (say: suh-lye-vuh), or spit, begins to form in your mouth."
Yucky turns science into fun by tackling the topics that elementary and middle-school kids like to laugh about: belches, farts, gurgly stomachs, poop and vomit.
Take on the role of the Surgeon throughout a total knee replacement surgery.
Puberty might feel confusing. With BAM! it all makes sense.
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