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Tornadoes are one of the deadliest and most frightening natural disasters. They roar through an area quickly, tearing a path of total destruction. What is the science behind them? This book explains what a tornado is, the meteorological conditions...

Learn how the continents have changed throughout time and how continental drift has influenced the world we live in today! Explore how the continents have drifted, from the Devonian Era to the Jurassic Period, to form the world as we know it! This...

This captivating book offers a close and exciting account of Hurricane Katrina and its aftermath, recounting what it was like to live through and survive this disaster. Readers will gain a unique perspective of the enormity of the tragedy and a greater...

This captivating book offers a close and exciting account of Hurricane Katrina and its aftermath, recounting what it was like to live through and survive this disaster. Readers will gain a unique perspective of the enormity of the tragedy and a greater...

We're only just beginning to learn about the incomprehensibly vast universe that exists beyond the edges of our own solar system. This fascinating guide touches on constellations, galaxies, star types, the life cycle of stars, nebulae, quasars, dark...

We're only just beginning to learn about the incomprehensibly vast universe that exists beyond the edges of our own solar system. This fascinating guide touches on constellations, galaxies, star types, the life cycle of stars, nebulae, quasars, dark...

This investigation into the human abdomen, stomach, and intestines is packed with vivid high-quality, full-color photographs that provide a deep and textured view into the human midsection. The function and position of such body parts as the abdominal...

This investigation into the human abdomen, stomach, and intestines is packed with vivid high-quality, full-color photographs that provide a deep and textured view into the human midsection. The function and position of such body parts as the abdominal...

Without oxygen, no part of the body--not the brain, the heart, the legs, the arms, or anything else--would work. The lungs are the most important component of the respiratory system, the process by which oxygen is supplied to all living cells. Readers...

Without oxygen, no part of the body--not the brain, the heart, the legs, the arms, or anything else--would work. The lungs are the most important component of the respiratory system, the process by which oxygen is supplied to all living cells. Readers...

How do animals interact within an ecosystem? What is an animal's role within their food chain? This life science guide introduces readers to familiar and exotic producers, consumers, and decomposers to give them a well-rounded look at the flow of energy...

Space is full of mystery. Scientists think that the planets, stars, and other space objects we see make up just 4 percent of the universe! Scientists studying space have a lot of choices to make. Future space explorers will have many choices to consider...

From the written word to the cell phone, human communication has come a long way. What might the future hold? Readers can discover how virtual reality, holograms, and a fully connected internet of things may affect how they communicate in the near and...

Muddy Creek in Edgewater, Maryland is the site of a major makeover. The land around the stream has worn down. Find out what caused Muddy Creek to erode, and the many steps involved in saving it. Created in collaboration with the Smithsonian Institution,...

A scientific twist on a beloved children's classic that's sure to delight both parent and child!Scientist, Scientist, Who do you see?I see Marie Curie in her laboratory!The adored children's classic Brown Bear, Brown Bear gets a nerdy makeover in this...

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Have you ever wondered how water moves around on Earth? An introduction to the water cycle including precipitation, evaporation, condensation, and more is explored through diagrams, photos, and informative and engaging text in this newest addition to...

Have you ever wondered how molecules form groups or how forces in chemistry interact?In the How Do series, readers are invited to guess and then explore the science behind the right answers. Basic principles of chemistry, including atoms, the elements,...

Why do astronauts feel heavy after take-off? Why are rockets long and thin? How do spacecraft orbit Earth? Covering lots of different aspects of space exploration, including looking at how spacecraft such as rocket launchers, satellites and space...

Every year, hurricanes tear through tropical areas. While some are minor, others claim lives and cause billions of dollars in damage. Research shows that climate change is making hurricanes stronger. This means it has never been more important for...

Every year, hurricanes tear through tropical areas. While some are minor, others claim lives and cause billions of dollars in damage. Research shows that climate change is making hurricanes stronger. This means it has never been more important for...

Flooding is one of the most common natural disasters in the United States, and it has happened in nearly every country worldwide. Climate change is causing flooding to become more intense and frequent. This book describes key ideas related to floods...

Flooding is one of the most common natural disasters in the United States, and it has happened in nearly every country worldwide. Climate change is causing flooding to become more intense and frequent. This book describes key ideas related to floods...

Farm runoff, storm water, and sewer water all can be called wastewater. These aren't the only kinds of wastewater, though. Readers learn how wastewater is created in the first place and the problems it presents around the world. Perhaps most importantly,...

Farm runoff, storm water, and sewer water all can be called wastewater. These aren't the only kinds of wastewater, though. Readers learn how wastewater is created in the first place and the problems it presents around the world. Perhaps most importantly,...

A walk through the forest or a park is a great opportunity to take in some of nature's beauty. Whether bird watching or squirrel watching, there are plenty of animals and amazing tall trees to explore. Through simple text and supporting photographs,...

A walk through the forest or a park is a great opportunity to take in some of nature's beauty. Whether bird watching or squirrel watching, there are plenty of animals and amazing tall trees to explore. Through simple text and supporting photographs,...

The beach is a great place to get some sun and have some fun! Beginning readers want to grab their swimsuits and flip-flops and hit the sand after this adventurous look at a trip to the beach. From building sand castles to watching the tide rise and...

The beach is a great place to get some sun and have some fun! Beginning readers want to grab their swimsuits and flip-flops and hit the sand after this adventurous look at a trip to the beach. From building sand castles to watching the tide rise and...

Ponds are full of life, and exploring the creatures that call it home can be an important learning experience for many young adventurers. Early readers will love seeing what lives inside and around the pond, from fish swimming below to the hungry ducks...

Ponds are full of life, and exploring the creatures that call it home can be an important learning experience for many young adventurers. Early readers will love seeing what lives inside and around the pond, from fish swimming below to the hungry ducks...

Water is essential for life, but where does it come from? This exciting book dives into that question to explain to readers exactly what happens in the water cycle. From underground springs that feed rivers and lakes to ocean water, it all helps create...

Heat and energy impacts all life on our planet. Energy from the sun helps plants grow and makes it possible for us to live on Earth at all, but the heat from inside Earth impacts us as well. There are many different kinds of rocks that make up Earth's...

Heat and energy impacts all life on our planet. Energy from the sun helps plants grow and makes it possible for us to live on Earth at all, but the heat from inside Earth impacts us as well. There are many different kinds of rocks that make up Earth's...

For many years people wondered why the moon seemed to change shape. Now we know that the moon isn't changing, but rather what we can see of it is constantly changing. It, too, follows a pattern we see over and over again from month to month. Readers will...