For hundreds of years, humans have slaughtered rhinos for their horns. Now all five species are endangered - with some on the brink of extinction. This book looks at: • the role of "mega… More →

To lay eggs, a sea turtle swims thousands of miles to the beach where she was born. This long journey is fraught with danger. In many cases, the beaches are now full of hotels, people, and… More →

Tigers are beautiful cats that may disappear from the Earth forever. Once there were eight species, but three are now extinct. The remaining tiger species are also facing extinction. In this… More →

Overhunting of the wolf in Europe and North America almost led to the extinction of the species in the twentieth century. Today, the beauty and mystique of wolves has created a new wave of… More →

The beautiful striped skin of the zebra has long been prized by hunters. Sadly, only one species of zebra is currently not endangered. This colorful and informative book covers topics such as More →

Energy makes things work. From coal and wood to gas and oil, planet Earth has a wealth of natural resources packed full of energy. The way that energy is produced and the amount we use have a More →

This book follows several high school characters as they try to put strategies for maintaining a healthy weight into practice. Attention is given to calculating Body Mass Index (BMI) and to… More →

Don't get left in the dark! Learn about new, old, and alternative forms of energy for running vehicles, creating heat, and bringing power to homes and industries. This timely series… More →

The Energy Sources series explains the science behind the fuels that power our world, how we use them, and how they impact the environment. Every book also includes a page for caregivers and… More →

The Engineering Masterpieces series gives readers an inside look at how important structures are created and built. Discover the different types of each structure, their parts, and the jobs… More →