Explaining Our Body on Instagram: "Poop, also called feces or stool, is the waste your body gets rid of after digestion. When you eat food, your body takes the nutrients it needs in the stomach and intestines. What’s left over—things your body can’t use like fiber, dead cells, and bacteria—moves to the large intestine and becomes poop. Inside the large intestine, water is absorbed from the leftover material, making it more solid. Helpful bacteria also break down parts of the waste and create gas

Teaching the Digestive System by "Making Poop" with Your Students - Science Journal for Kids and Teens