Introduces the planet Saturn, discusses its history, its composition, and its role in the solar system.

Because it is closer to the sun than any other planet in the solar system, the surface of Mercury is extremely hot. Readers will discover what it

Jupiter is so large that all of the other planets in the solar system could fit inside of it. Readers will discover what sets this gas giant apar

As one of our closest neighbors in the solar system, Mars has long fascinated people who are interested in space exploration. Readers will find o

"Learn all about sinkholes, from how they are formed to how they can affect people around the world"--

Volcanoes have changed the shape of the world since time began. Squire shows readers how they are formed, describes the different types of erupti

Readers will find out why some people have allergies and others don't, how allergies are diagnosed and treated, and which substances are the most

"Learn all about dyslexia, from what causes it and how it affects people to how it is diagnosed and treated."--

Experts estimate that more than 235 million people around the world suffer from the respiratory condition known as asthma. Readers will get an in

"Learn all about the violent waves known as tsunamis, from how they are formed to how they can affect people around the world"--

When most people think of dairy farms, they likely picture green meadows where cows graze between milking sessions. Unfortunately, the vast major

"Learn all about the flu, from what causes it and how it affects people to how it is diagnosed and treated."--