The history of human activity in the Rocky Mountain range is as colorful as its scenic natural wonders. It has been witness to the decimation of Native peoples, the westward expansion of European settlers, the frenzied activity of several gold rushes, and the blazing of transcontinental railways. This fascinating book describes the geological makeup and history of the Rocky Mountains, as well as the cultures and ways of life of the people in the United...

This book investigates how our sense of sight works, how it helps keep us safe, and how we can take care of our sense of sight. Interesting information and vivid images also explain how some insects and other animals see the world differently.

Why is fall the most appropriately named season? Readers will learn the answer to this question and much more in this captivating new title. From cooler temperatures and fewer daylight hours to colorful leaves and warmer clothing, readers will discover the many signs of the fall season.

Most of the materials around us contain blends of more than one substance. These are mixtures and solutions. Seawater, for example, is a solution of salt and water. The engaging text and vivid illustrations in this book will help readers understand how mixtures and solutions form and how they apply to everyday life. Topics include • the difference between mixtures and solutions • how solutions may be diluted or concentrated • how distillation...

From a quiet whisper to a blaring siren, our ears keep us tuned in to the sounds around us. This engaging new title explains how our sense of hearing works, how it helps us learn about our surroundings, and how we can protect this important sense.

There's more to this spooky festivity than carving pumpkins and trick-or-treating. Halloween explores the history behind this yearly custom, including its roots in ancient Celtic tradition, as well as the costumed and candied evening it is today.

The Russian calendar is filled with holidays most of which are based on religious holy days. This colorful book describes the traditions, beliefs, and rituals of the Russian people celebrated in the many different festivals of today. Young readers will also learn how Russians celebrate family occasions. Teacher's guide available.

This intriguing book describes the geological makeup and history of the Gobi Desert in Mongolia and China. Temperatures can get very cold and frost and snow are not unusual. Readers will learn about the variety of habitats in this vast desert system that support many different kinds of plants and animals such as camels, snow leopards, and bears. The Gobi Desert is also where the first dinosaur egg fossils were found. Special sections describe the...

India's culture is a blending of religion and ancient traditions passed down by the native peoples, as well as the culture of India's former ruler, Britain. This interesting book describes how Indian traditions, beliefs, and rituals mixed with British influence have resulted in many of the lively and colorful festivals celebrated today. Young readers will also learn how the Indian people celebrate family occasions. Teacher's guide available.

This colorful book describes the geological makeup and history of the Kalahari Desert in Africa. Covering most of Botswana, as well as portions of Namibia and South Africa, the Kalahari is not a true desert because it receives more than ten inches (250 mm) of rain each year. But the rain drains and evaporates quickly leaving no water on the surface of the red sand. Readers will learn about the variety of habitats in this vast desert system that support...