Molly Aloian

Discusses the topography, climate, plant and animal life, and human cultures of the Kalahari Desert as well as the problems that it faces.

Discusses the topography, climate, plant and animal life, and human cultures of the Mojave Desert as well as the problems that it faces.

Running almost the full length of South America on its western coast, the Andes is the longest continental mountain range in the world. This remote and harsh environment saw the rise and fall of one of the great ancient civilizations of the world - the Incas. This fascinating book describes the geological makeup and history of the Andes mountain range, and how it is intertwined with the cultures and ways of life of the people in South America who...

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...

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.

This title provides curious young readers with a close-up look at plant stems. Readers will discover why plants need stems, the different kinds of stems, and how new plants can grow from the stems of mature plants.

Different kinds of plants form different amounts of seeds. Some plants form only a few seeds while others form many seeds. Accessible text and vivid photographs introduce readers to seeds describing how they spread and their different uses.

From eating pests to being a source of food for other animals, insects play a vital role in the world. This exciting new title examines some of the many ways insects are helpful to other living things and helpful to the Earth. This informative title will inspire a respect for insects and all living things.

On September 17, 1787, a handful of Americans signed a historic document that helped organize a structured government for the United States and recognized the rights of its citizens. This national holiday celebrates the most important document in the history of the United States - its Constitution. This exciting book will educate children on a crucial turning point in American history.

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...