Slim Goodbody and his Body Buddies for a system-by-system exploration of the amazing human body.
Books in this series include:
THE AMAZING CIRCULATORY SYSTEM:
How does my heart work?
THE ASTOUNDING NERVOUS SYSTEM:
How does my brain work?
THE DINAMIC DIGESTIVE SYSTEM:
How does my stomach?
THE EXCITING ENDOCRINE SYSTEM:
How do my glands work?
THE MIGHTY MUSCULAR AND SKELETAL SYSTEM:
How do my bones and muscles work?
THE REMARKABLE RESPIRATORY SYSTEM:
How do my lungs work?