From salads to beauty products, vegetables help keep us healthy.

Would you rather put your grubby clothes in the washing machine, or take them down to the river and beat the dirt out of them? Youre lucky to have the choice! Soaps and detergents are among the great benefits of modern life. They help to keep us comfortable and save us from smelling unpleasant, but above all, they help to protect us from the germs that cause infectious diseases. Learn how soap works, how it is made, and how much harder life would...

"But what exactly is mucus? Is it the same thing as snot? And why do you produce more of it when you have a cold?" -- provided by publisher

"Describes what rocks and minerals are."--

Uses humor in both text and illustrations to describe the history of books and how important they have been to civilization.

"The book is about Jane Goodall and her life in science."--