Henry Carter Hull

Simple text, photographs, and diagrams introduce the respiratory system and its purpose, parts, and functions.

As soon as food touches your tongue, it begins a long process of moving through different parts of your body. This book explains how the human body breaks down food to get nutrients and stay healthy.

The nervous system is a complex network of nerves that allows you to experience the world around you. Children will find out how nerves carry messages to the brain so that people can do things like jump and eat.

Do you know how many bones are in your body? Get under your skin in this book. Young readers will discover how bones fit together, how they move, and how they protect other parts of the body.

In graphic novel format, follow Peter Pea as he travels through and explains the workings of the human digestive system.

In graphic novel format, follow Nelly Neuron as she travels through and explains the workings of the human nervous system.

What do you get when you combine evil microbes trying to harm the skin and a super detective skilled at Body System Disease Investigations? You get crime-solving super sleuth Annie Biotica. Readers join Annie's team: read the case, check out a line-up of the disease suspects, test the body system for infection, and help Annie Biotica and her science team crack the case. These engaging and easy-to-read books use the scientific method to decipher symptoms,...

Rabies...tetanus...West Nile disease...What do you get when you combine evil microbes trying to harm the nervous system and a super detective skilled at Body System Disease Investigations? You get crime-solving super sleuth Annie Biotica. Readers join Annie's team: read the case, check out a line-up of the disease suspects, test the body system for infection, and help Annie Biotica and her science team crack the case. These engaging and easy-to-read...

E. coli...Salmonella...Worms. What do you get when you combine evil invaders trying to harm the digestive system and a super detective skilled at Body System Disease Investigations? You get crime-solving super sleuth Annie Biotica. Readers join Annie's team: they'll read the case, check out a line-up of the disease suspects, test the body system for infection, and help Annie Biotica and her science team crack the case. These engaging and easy-to-read...

Author Susan Dudley Gold delves into the functions of the digestive and excretory systems. She explains why these systems are discussed together, how they work, and ways to keep healthy. Fascinating tidbits about these systems add an interesting twist.