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Genetic Engineering

Marina Cohen (author)

Publisher: Crabtree Publishing Company ISBN: 9780778797609

Taking information out of one living thing and putting it into another is what genetic engineering is all about. How do scientists do it? Why do they do it? What are the results of their experiments with these amazing genetic materials? Through colorful photos, diagrams, and stories, you can understand the basics of genetic engineering. You can even see what the future of this science holds, from Enviropigs to designer pets!

Gulf Oil Spill

Lynn Peppas (author)

Publisher: Crabtree Publishing Company ISBN: 9781427196200

This up-to-date new book describes the alarming events of 2010 after an oil rig toppled over in the Gulf of Mexico releasing millions of gallons of oil into the water. The largest accidental oil spill in history, it killed untold numbers of wildlife, poisoned over a hundred miles of coastal land, and devastated the commercial fishing and tourism industries in an area still reeling from the destruction wreaked by Hurricane Katrina.

What Is Motion?

Natalie Hyde (author)

Publisher: Crabtree Publishing Company ISBN: 9781427190161

Motion is a change in an objects position. This fascinating title explains in a clear, simple way how objects are moved by a change in energy. Simple activities show young readers how energy is changed by applying a force, either by coming in contact with an object or by a force that does not touch it physically, like gravity.

The True Cost of Technology

Mary Colson (author)

Publisher: Crabtree Publishing Company ISBN: 9781427182104

What happens to your old phone or computer when you need an upgrade? What rights does the worker who built your phone have? This thought-provoking title helps readers discover the answers to these questions and many more. Find out about the links between supply, demand, and labor conditions, and the resources that are needed to build just one computer.

Changing Direction

Natalie Hyde (author)

Publisher: Crabtree Publishing Company ISBN: 9781427190178

How do you change the direction of a moving object? This entertaining book explains how forces can change the direction of an object in motion. Simple explanations and activities help children understand the science behind forces.

Pushing and Pulling

Natalie Hyde (author)

Publisher: Crabtree Publishing Company ISBN: 9781427190185

How do you move objects from one position to another? This fun book explains how a force, such as a push or a pull, can put an object in motion. Simple activities show how a force can move an object that is not moving or stop one that is.

Speeding Up, Slowing Down

Natalie Hyde (author)

Publisher: Crabtree Publishing Company ISBN: 9781427190192

How do you change the speed of a moving object? This interesting book explains how forces, such as friction, and the mass of an object, can change the speed of an object in motion. Simple activities help children understand such concepts as acceleration and deceleration.

Why Do We Need Air?

Kelley MacAulay (author)

Publisher: Crabtree Publishing Company ISBN: 9781427182166

Clean air is essential to the health of the planet. This colorful title examines the importance of air to all living things and provides practical ways young readers can protect this valuable resource.

Why Do We Need Rocks and Minerals?

Kelley MacAulay (author)

Publisher: Crabtree Publishing Company ISBN: 9781427182173

Rocks and minerals make up the foundation of our world. Relatable examples and accessible text combine to introduce young readers to these vital resources and explain how their actions can help preserve them.

Why Do We Need Soil?

Kelley MacAulay (author)

Publisher: Crabtree Publishing Company ISBN: 9781427182180

From the foods we eat to the flowers we grow, soil is an important natural resource in the growing cycle of plants. This informative title explains how soil is made and shares simple steps with readers on how to protect this often overlooked resource.

Why Do We Need Water?

Kelley MacAulay (author)

Publisher: Crabtree Publishing Company ISBN: 9781427182197

Without water, life on Earth would not exist. This book provides a refreshing look at the uses of water and the importance of conserving and protecting this life-giving resource.

What is a liquid?

Lynn Peppas (author)

Publisher: Crabtree Publishing Company ISBN: 9781427191106

This title introduces the properties of liquids. Young scientists will discover what happens to a liquid when it is heated and cooled. Readers will observe, describe, and compare the properties and behaviors of liquids. Relatable examples help readers make meaningful connections to the text.

How Does Sound Change?

Robin Johnson (author)

Publisher: Crabtree Publishing Company ISBN: 9781427190093

Sounds help us understand the world around us. This engaging title provides a close-up look at the science behind different sounds. Readers discover how sound waves travel through different matter and learn about concepts such as echoes, volume, and pitch. Accessible language and relatable examples support reader comprehension.

What Are Light Waves?

Robin Johnson (author)

Publisher: Crabtree Publishing Company ISBN: 9781427190086

This engaging title introduces readers to the science of light waves. Relatable examples, accessible text, and a creative design challenge help readers discover the properties of light waves and their essential role in seeing our world.

What Are Sound Waves?

Robin Johnson (author)

Publisher: Crabtree Publishing Company ISBN: 9781427190116

This book introduces the concept of sound waves in a relatable, child-centered way. Readers will discover that matter must vibrate to make sound and that sound can make matter vibrate. They will also learn how sound waves are used for communication and be able to demonstrate this knowledge by creating their own sound devices.

What Are Shadows and Reflections?

Robin Johnson (author)

Publisher: Crabtree Publishing Company ISBN: 9781427190109

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What happens when light is blocked? How can we redirect light? Readers will discover the answers to these questions and more in this fact-filled title. Readers will explore the properties of transparent, translucent, opaque, and reflective materials, and learn how to redirect light beams and create shadows.

Engineering in Our Everyday Lives

Reagan Miller (author)

Publisher: Crabtree Publishing Company ISBN: 9781427193995

From video games and sports equipment, to cars and cleaning products, many of the things we use everyday were designed by engineers. This exciting title incorporates child-centered examples and engaging text to capture the readers attention as they explore the connections between engineering, science, and technology, and discover how engineering impacts our day-to-day lives.

Engineers Build Models

Reagan Miller (author)

Publisher: Crabtree Publishing Company ISBN: 9781427194008

Models play an important role in engineering. Models are used to test and improve designs. Readers will learn how engineers use different kinds of models and identify how a model and its subject are alike and how they are different.

Engineers Solve Problems

Crystal Sikkens Reagan Miller (author)

Publisher: Crabtree Publishing Company ISBN: 9781427194015

Most people try to avoid problemsbut not engineers! They go out and look for problems! In this fun, new title readers will learn about the kinds of problems engineers help solve. Readers are also introduced to the tool engineers use to solve problems: The Engineering Design Process.

How Engineers Find Solutions

Robin Johnson (author)

Publisher: Crabtree Publishing Company ISBN: 9781427194022

Engineers know that there is always more than one possible solution to a problem! This interesting title uses accessible text and relatable examples to explain how engineers test and compare different solutions to determine which solution is best.

Robotics

Lynn Peppas (author)

Publisher: Crabtree Publishing Company ISBN: 9781427189769

The robots of today do more than just heavy lifting. Machines that can sense the world and make decisions are now being used in space, industry, medicine, and the military. This adventurous book follows the development of robots over the past century and describes how modern robots continue to revolutionize different fields making our lives easier, healthier, saferand more exciting.

Does it absorb or repel liquid?

Susan Hughes (author)

Publisher: Crabtree Publishing Company ISBN: 9781427190260

What materials will keep you dry on a rainy day? What materials will help you clean up a spill? Child-friendly examples and vibrant photographs support readers as they explore how different materials respond to liquids.

Does it sink or float?

Susan Hughes (author)

Publisher: Crabtree Publishing Company ISBN: 9781427190253

Vibrant photographs and accessible text introduce young scientists to the concept of density. Readers are encouraged to explore what makes some objects float and others sink.

Is it hard or soft?

Helen Mason (author)

Publisher: Crabtree Publishing Company ISBN: 9781427190277

This engaging title introduces readers to materials that are either hard or soft. Using familiar examples, readers learn what makes hard and soft objects different and why they are suited for different purposes. Easy-to-understand text and colorful photos invite young readers to identify and classify hard and soft things around them.

Is it natural or human-made?

Helen Mason (author)

Publisher: Crabtree Publishing Company ISBN: 9781427190246

This engaging title helps young scientists identify, compare, and contrast natural and human-made materials. Child-centered text and vibrant images combine to clearly explain the properties and uses of these materials.