Without muscles we would not be able to move. Muscles keep our digestive system working too, and our heart is a large muscle that works all the time. This book looks at how muscles, tendons and nerves
Heart, lungs, kidneys, stomach—all these organs keep our bodies working, but what really goes on inside them? This book explores beneath the surface to find out how our organs work.
How do our eyes and ears work? What do our noses do? This book explores the anatomy of the human head. From hair and skin down to muscle and bone, find out how each part works, and how it is all contr
