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Earth is nearly 70 percent water. Most of this water is frozen in the form of glaciers. As our planet warms, glaciers are melting faster than usual. Sea levels rise, and water washes over coastal areas. Homes are destroyed. Habitats are lost.Scientists...

Forests create the air we need to breathe. They provide shade and homes for people and animals. They give us wood for fuel and for building materials. And they are beautiful spaces! But deforestation means humans are destroying more forests every day.As...

The Sunrise Movement is a youth-led organization fighting the climate crisis and building a fairer future. Climate change is harming our planet and could cause food and water scarcity, severe weather, and more. The Sunrise Movement is working to stop...

Everyone has a moral compass that guides them in determining good from bad or right from wrong. Those judgments can sometimes be flawed, however, a result of individuals being shaped by the people, laws, ideas, and environment around them. This...

Everyone has a moral compass that guides them in determining good from bad or right from wrong. Those judgments can sometimes be flawed, however, a result of individuals being shaped by the people, laws, ideas, and environment around them. This...

Understanding climate change is increasingly important as Earth gets warmer. Wind is another side effect of Earth's changing climate and atmosphere that can be harmful. It affects crops, people's homes, and animal habitats. In this book, young readers...

There's no question that storms like hurricanes have gotten stronger around the world in recent years. Many places have more rain at other times too. An increasingly wet climate in some places is yet another side effect of climate change. In this...

When people talk about global warming, they mean climate change. Scientists predict that Earth will continue to get warmer if people don't make serious changes to protect Earth. Reducing the use of fossil fuels is one way that young readers are...

In 1961, Russian cosmonaut Yury Gagarin became the first person to orbit Earth. Now, more than a half-century later, huge advances have been achieved in spaceflight. Humans have walked on the moon, lived in orbit around Earth on space stations, and are...

In 1961, Russian cosmonaut Yury Gagarin became the first person to orbit Earth. Now, more than a half-century later, huge advances have been achieved in spaceflight. Humans have walked on the moon, lived in orbit around Earth on space stations, and are...

Since ancient times, people have envisioned the possibility of space travel. Spaceflight finally became a reality after many centuries of scientific study on two fronts: astronomy and flight. Theories about the solar system were proposed, tested, and...

Since ancient times, people have envisioned the possibility of space travel. Spaceflight finally became a reality after many centuries of scientific study on two fronts: astronomy and flight. Theories about the solar system were proposed, tested, and...

For millennia, humanity has looked to the stars with wonder and longing. The dream of taking flight and exploring the solar system was realized in the 1950s, when the first satellites and manned orbital missions were launched. Humans continue to send...

For millennia, humanity has looked to the stars with wonder and longing. The dream of taking flight and exploring the solar system was realized in the 1950s, when the first satellites and manned orbital missions were launched. Humans continue to send...

What is a computer? There are many different types of computers of all shapes and sizes. Some computers might not even look like what most people think a computer should look like! Follow the journey of a computer from the motherboard to the processor,...

What is a computer? There are many different types of computers of all shapes and sizes. Some computers might not even look like what most people think a computer should look like! Follow the journey of a computer from the motherboard to the processor,...

Robots can do jobs that once only humans could, from mowing the yard to performing surgery. Readers will discover other services robots perform to help police, save lives, and more.

Which robot is fastest, smartest, or strongest? In robot competitions, the best bots battle it out. See how robots compete to solve puzzles, win races, and crush their opponents in robot smackdowns. These robots and their teams of engineers are fighting...

Robots are out of this world! Space robots go beyond where people can explore. Readers will meet robots orbiting other planets, exploring their surfaces, and much more.

Imagine a robot greeting you at an office or taking your order at a restaurant. In the future, they just might! Kids will discover the robots learning to do human jobs, play sports, and more.

Robots fly overhead to find someone who's lost, spy on enemies, and create maps. In the future, these robots might fill the sky. Kids will learn how robots fly, how operators control them, and more.

Robots can help people clean, mow their lawns, learn new things, and more. Young readers will meet the robots making every day easier and discover which tasks helper robots will tackle next.

Many pieces of important legislation are passed because of compromises and deals struck between lawmakers. The U.S. Constitution was created through a complex system of compromises, and this process continues in American government today. Readers get an...

Many pieces of important legislation are passed because of compromises and deals struck between lawmakers. The U.S. Constitution was created through a complex system of compromises, and this process continues in American government today. Readers get an...

Have you ever watched video of astronauts walking on the moon? Margaret Hamilton programmed software that helped get them there. As a girl, Hamilton loved math and science. She grew up during a time when very few women studied computer science, but...

When Ellen Ochoa was young, male American astronauts walked on the moon. But girls were not allowed to be astronauts. Girls didn't often study science either--but Ochoa didn't let that stop her. In high school, Ochoa loved math and science. In college,...

How does water from a river turn into a raindrop? Follow each step in the water cycle--from evaporation to condensation to rainfall--in this fascinating book!

A Robert F. Sibert Informational Honor Book A Green Earth Book Award Winner This up-close look at a fascinating scientific discovery highlights the critical role predators such as sea otters play in keeping ecosystems healthy. In Elkhorn Slough, an...

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...

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...

Fossil fuels such as coal, oil, and gas create many types of pollution. But did you know that scientists have found ways to limit the pollution's effects? Or that even small changes can greatly reduce the pollution you create? Find out more about how we...

Everyone needs to eat, yet farming is a major cause of pollution around the world. But did you know that certain types of farming create less pollution than others? Or that some types of waste can be made into energy? Investigate what we can do to reduce...

Mr. Davis's class is learning to tell the future! Future weather, that is. They keep track of weather conditions and look for patterns, such as the warmest time of day and the rainiest season. When a meteorologist visits the class, they learn how...

Strap on your shoes and join Mr. Andre's class on a nature hike! They're out to discover if their class pet, Jojo the gecko, has any traits in common with the plants and animals they see. After watching for patterns in nature, Mr. Andre's students...

The average person takes 17,000 breaths per day. This fascinating book examines the mechanisms that make breathing work and the diseases that make breathing difficult. Full-color illustrations help readers visualize the respiratory system at work. Free...

The control and command center of the whole body, we wouldn't be able to breathe, have a heartbeat, avoid danger, or sleep without the nervous system. Find out what illnesses affect the nervous system and how medical research has advanced our knowledge...

The immune system is a large network of cells, tissues, and organs that work together, acting like a fort with guards to keep out risky viruses and bacteria and destroy invaders. Readers will learn how researchers are striving to improve the body's...