Books with author Rebecca%20E.%20Hirsch

A harsh and icy land isolated at the far southern reaches of the globe, Antarctica is the most recently discovered of the continents.Rookie Read-About: Continents series gives the youngest reader (Ages 3-6) an introduction to the components that make each continent distinctive and exceptional. Readers will get to know each continents' geography, history, and wildlife.

Africa is often called the Cradle of Humankind. Millions of years ago, it was home to the very first humans, and today it remains a vibrant land filled with diverse cultures.Rookie Read-About: Continents series gives the youngest reader (Ages 3-6) an introduction to the components that make each continent distinctive and exceptional. Readers will get to know each continents' geography, history, and wildlife.

Find out what a king cobra has in common with a water monitor. Learn what sets a king cobra apart from a Jackson's chameleon. Readers will compare and contrast key traits of king cobras―their appearance, behavior, habitat, and life cycle―to similar and different reptiles. Charts and sidebars support key ideas and provide details. Through gathering information about similarities and differences, readers will make connections and draw conclusions about what makes this animal a reptile and how reptiles are alike and different from each other.

An incredible variety of climates and biomes span the territory of South America. As a result, the continent contains some of the greatest biodiversity on Earth.Rookie Read-About: Continents series gives the youngest reader (Ages 3-6) an introduction to the components that make each continent distinctive and exceptional. Readers will get to know each continents' geography, history, and wildlife. In this book readers learn about the continent of South America, including the geography, native animals, people and more.

What's so great about Arizona? Find out the top ten sites to see or things to do in the Grand Canyon State! We'll explore Arizona's vibrant cities, stunning rock formations, exciting rodeos, and rich history. The Arizona by Map feature shows where you'll find all the places covered in the book. A special section provides quick state facts such as the state motto, capital, population, animals, foods, and more. Take a fun-filled tour of all there is to discover in Arizona.

In the twenty-first century, because of climate change and other human activities, many animal species have become extinct, and many others are at risk of extinction. Once they are gone, we cannot bring them back—or can we?With techniques such as cloning, scientists want to reverse extinction and return lost species to the wild. Some scientists want to create clones of recently extinct animals, while others want to make new hybrid animals.Many people are opposed to de-extinction. Some critics say that the work diverts attention from efforts to save species that are endangered. Others say that de-extinction amounts to scientists "playing God." Explore the pros and cons of de-extinction and the cutting-edge science that makes it possible.