Most Popular Books by Darlene R. Stille

This book describes the physical characteristics, behavior, and habitats of harmless and venomous snakes.

A look at what metamorphic rocks are, how they are formed and what they are used for.

Shares photographs taken during the Civil War, revealing more about the people, places, and history of the time.

Learn about the journals of Lewis and Clark, fascinating documents kept by the famous U.S. explorers. Find out about the perilous journey they took to explore our fascinating continent!

Learn about the forces shaping the world''s crust.

Ideal for today''s young investigative reader, each A True Book includes lively sidebars, a glossary and index, plus a comprehensive "To Find Out More" section listing books, organizations, and Internet sites. A staple of library collections since the 1950s, the new A True Book series is the definitive nonfiction series for elementary school readers.

Have you ever gotten sick from something you ate? You might have had a foodborne illness. Careless handling can introduce germs into the food supply germs that can make us sick. Vegetables, eggs, meat, and even water can carry viruses and bacteria that upset our digestive system. Foodborne illnesses are in the news as people are warned of outbreaks and investigators work to find the sources and prevent future contamination. Headline Science uses news stories and everyday applications to explain the science behind foodborne illnesses.

A look at what igneous rocks are, how they are formed and what they are used for.

Explains how the study of forensic materials such as hairs and fibers aid in criminal investigations.

What does science have to do with the lunch lady? A lot! For starters, you''ll find out how food is created and how it gets to your school''s kitchen. Then you''ll discover how food is cooked, including how the tools that make it were invented. And, in the end, you''ll see how food travels from your plate right through you.

Examines the different types of simple organisms, from bacteria to sea sponges.

Discusses the biological and physical science involved when the body is engaged in physical activity.

Did you ever wake up one morning not feeling well? The doctor said you most likely had the flu. You stayed home from school. Many of your classmates also stayed home sick. On the television news that night, you heard that flu had been declared a pandemic. A pandemic is an outbreak of a disease that affects whole continents or even the entire world. Controlling pandemics takes the cooperation of everyone, from the government to the individual. Headline Science uses news stories and everyday applications to explain the science behind pandemics.

A look at what sedimentary rocks are, how they are formed and what they are used for.

From the tiniest butterfly to the largest elephant, all animals are made up of cells. Readers will discover the amazing realities behind these microscopic creatures with vibrant pictures and simple diagrams.

Find out where DNA is located and how it helps determine our individual traits.

The idea of custom-made life-forms would once have been pure science fiction. Not any more, however, thanks to genetic engineering. Genetic engineering already allows single-cell bacteria to work as drug-making factories. It has made possible new types of plants that resist diseases. It could lead to cures for cancers and other fatal illnesses. Genetic engineers work with DNA, the molecule that genes are made of. They insert new genes into animals, plants, bacteria, and other organisms. Their work, however, has raised ethical concerns. Should humans tamper with the blueprint of life? Headline Science uses news stories and everyday applications to explain the science behind genetic engineering.

Describes the hazards ultraviolet rays can pose to exposed skin, and explains how to keep skin properly protected from the sun.

"An introduction to unusual objects and phenomena in the universe. Includes diagrams, fun facts, glossary, resource list, and index"--Provided by publisher.