Dr. Brain and Geo board a ship that shrinks down to microscopic size and gets swallowed by Geo's friend Phoebe, trapping them in her stomach where they learn all about how the digestive system works.
Explores the way the human body works, the origins of human beings, and the various ways that humans live and organize themselves socially and culturally.
Diagrams with lift-the-flaps and brief, descriptive text describe the human body, covering the digestive system, breathing, blood, the brain, and the senses.
The human body is pretty gross when it gets sick. The nose gets stuffed up, and some people go through boxes of tissues trying to get it clear. But what is all that stuff in the ears, nose, and throat anyway? It s phlegm! This sometimes gross and always fascinating book explores why our bodies make spit and phlegm through colorful photographs and insightful explanations of bodily functions. Readers will discover the science behind the gross studying why we need saliva to eat and phlegm to protect ourselves from bacteria and illness.