Hardcover

Economics

What is Supply and Demand?

The concept of supply and demand is made easy in this fascinating new title! Look inside What is Supply and Demand? and learn the ins and outs of this fundamental concept of economics. More →

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Life Science

What is symmetry in nature?

Mathematicians say that symmetry has to be identical parts, but nature is never truly identical. However, it is far more interesting than geometric shapes! Reading this book, children will… More →

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Life Science

What is taste?

Taste buds on our tongue let us taste foods that are salty, sweet, sour, or bitter. This vibrant title explores the sense of taste - from how our taste buds work to the different types of… More →

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STEM · Technology

What Is Technology?

Technology is the name we give to the tools that help make work easier, safer, or more fun for us to do. Learn about the basics of technology and how it improves our lives. More →

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Life Science

What is temperature?

Temperature is a measure of how hot or cold something is. Temperature affects our lives - from the clothes we wear to the activities we do. This engaging and entertaining title inspires a… More →

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Arts

What Is Texture?

Young artists will "feel" inspired as they explore texture in famous works of art. Readers will learn that objects can have many kinds of textures. They will also learn how objects of… More →

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Life Science

What is the Animal Kingdom?

Few books explain the scientific classification of animals as well as What is the Animal Kingdom? All creatures, including insects, mammals, and fish, are classified and described from simple More →

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STEM

What Is the Best Solution?

Did you know that a problem can have many different solutions? Read about how an engineer finds the best solution to solve a problem or meet a need. More →

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History · Social Studies

What is the executive branch?

The executive branch of the United States government is responsible for putting laws into action. This book carefully explains the workings of the executive branch, from its most visible… More →

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History · Social Studies

What is the judicial branch?

The judicial branch of government consists of the nation's courts. This title explores the role of the United States Supreme Court and its role in interpreting the U.S. Constitution, as well… More →

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History · Social Studies

What is the legislative branch?

The legislative branch of the United States government represents the people and makes the laws which they live by. This book introduces readers to the House of Representatives and Senate,… More →

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Earth and Space Science

What Is the Rock Cycle?

What is the Rock Cycle describes the natural transformation of one type of rock into others. Beginning with igneous rocks made in volcanic eruptions, rock is weathered and eroded gradually to More →

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