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Explains photosynthesis, the process responsible for providing the material and energy for all living things, and discusses such related issues as respiration, the carbon cycle, acid rain, and the greenhouse effect.

Explains different types of cancer, their causes, symptoms and treatment, and, through case studies, what it is like to live with cancer.

Describes the state of the earth in the beginning and reconstructs the chemical processes that scientists believe gave rise to the living organisms from which evolved earth's many forms of life.

You may think that potbellied pigs belong on farms, but would you consider letting one into your living room? Potbellied pigs are just one of the great far-out and unusual pets that you might want to add to your family. Authors Alvin and Virginia Silverstein and Laura Silverstein Nunn give readers a fun and fact-filled view into the lives of these animals and what it takes to care for a potbellied pig.

Authors Alvin and Virginia Silverstein, and Laura Silverstein Nunn explore the history of hairless dogs and explain the special care that these dogs need. Help readers prepare for this very unusual pet.

Lots of people have dogs and cats for pets, but have you ever considered owning an iguana? The award-winning Silversteins give readers the information they need to begin caring for their new pet! Learn the history, the science, and the care and keeping of iguanas.

Diabetes affects people in all age groups. This book explores what this disease is, the different types of diabetes, testing for it, and treating it. Authors Alvin and Virginia Silverstein and Laura Silverstein Nunn make it easy to understand this topic.

Did you drink a glass of matter today? Do you carry your matter to school with you? What kind of matter do you like on your pizza? You probably don't think twice about the items you use on a regular basis, but all the stuff in the universe - from a tiny speck of dust on the floor to the stars far, far away in our galaxy - is made of matter. Well-known science writers Alvin and Virginia Silverstein and Laura Silverstein Nunn explain what is inside matter, how it forms different states, how it is defined with the elements of the modern periodic table, and how chemical reactions take place. The authors also reveal current research on matter, showing how scientists are finding ways to use substances - even garbage - to create brand new resources and substitutes for items with limited supplies.

Have your readers ever had a cavity? Readers find out what cavities are, and how to prevent them in this book. Authors Alvin and Virginia Silverstein and Laura Silverstein Nunn examine why our teeth are important, and how to take care of them.

"Provides basic information about hairless cats and keeping them as pets"--Provided by publisher.