Skeletal System

This book takes students right inside the body to find out how the skeletal system works, why things can go wrong and what you can do to stay healthy.
It answers questions students have about their body such as:

How many bones do you have?
What does each bone do in your body?
How do your bones grow?
What happens if you break a muscle?

The Our Body series examines six of the human body systems. Special features include:
– Health Tips
– Fascinating Facts
– Under the Microscope
– Try This