The digestive system is that it works even when a person is upside down, the small intestine is about 22 feet long, and some animals don't have stomachs. The platypus's food, for example goes straight to its intestine wi... More »

Some interesting facts about yogurt are that it contains living bacteria that contribute to digestive regularity and strengthens the immune system, it is a USDA approved meat substitute in school lunch programs because o... More » Food Food Facts

The digestive tract processes hundreds of pounds of food every year and contains approximately 30 feet of tubes, according to National Geographic. This system is responsible for digesting food and excreting solid wastes ... More » Science Human Anatomy Organs

Assimilation in the digestive system is the process by which nutrients from foods are taken into the cells of the body after the food has been digested and absorbed, according to IvyRose Holistic. There are four basic st... More »

Food begins its journey through the digestive system in the mouth, before being pushed by a series of involuntary muscle contractions through the esophagus, then the stomach, and then the small and large intestines. The ... More »

The digestive system involves the mouth, throat, esophagus, stomach, small intestine, large intestine, pancreas, liver and gallbladder. The main organs involved in digestion include the esophagus, stomach, and the small ... More »

For a science project focusing on the digestive system, kids can make a model stomach and a model small intestine. They can also make a wide array of digestive components, but the stomach and small intestine are the easi... More »