The four planets farthest from the Sun are called the gas giants. Jupiter, Saturn, Uranus, and Neptune are different from the other planets in our solar system. They are not solid, but are made of liquids and clouds of gas with gravity pulling it all together into a planet shape. Learn facts about the climate, gases, size, and other quirky things each of the planets possess. This book isn't filled with hot air! Pull out your telescope and see if

Smoking contains all the essential facts about smoking: why people smoke, why they become addicted, and what help is available if they want to quit. It also offers information about the tobacco industry and the impact smoking has on health.

In Secrets of Flight, you will find out how birds fly, how jet engines work, and why some planes fly so fast.

In Secrets of Animal Life Cycles, you will find out which young hatch from eggs, how animals change and grow, and what happens to animals when they die.

In Secrets of Pollution and Conservation, you will find out how human activity has polluted the air, land, and sea and what steps people are taking to clean up the planet.

Brimming with bright colors, playful illustrations and photographs, and simple text, this book is the perfect first book for young minds.

Brimming with bright colors, playful illustrations and photographs, and simple text, this book is the perfect first book for young minds.

Young readers will learn about karate through simple sentences and supportive pictures.

Close-up photographs of many sea creatures along with charming illustrations of the same creatures introduce young children to different animals that live in the sea.