Leon Gray

Explains what cloud computing is, how it works, the services it provides, and its advantages and disadvantages.

This book looks at the world's deserts and how animals and plants have adapted to survive where there is little water and where temperatures may be scorching hot by day and bitterly cold at night.

Discusses the history and evolution of touch screens and describes how they work, where they are used today, and possible future developments in the field.

This book looks at the world's polar lands and how animals and plants have adapted to survive in environments where tempaertures are below freezing for most of the year.

"From using horses in battle to operating hospitals in a war zone, biology has been an important part of warfare. Readers will learn about the scientists and concepts that contributed to modern understanding of biology."--Provided by publisher.

This book looks at the world's rivers and lakes and how animals and plants have adapted to live in and around fresh water..

This book looks at the world's grasslands and how animals and plants interact for survival in extreme climates -- from tropical grasslands of Africa's savanna to the wide open prairies of North America and the isolated stepped of Asia.

Introduces the trumpeter swan, describing its physical characteristics, habitat, life cycle, and the ways in which it defends itself against predators.

Introduces the Flemish giant rebbit, a domestic rabbit now kept primarily as a pet, describing its physical characteristics, care, and life cycle.