Ice cream is a solid. But when it melts, it becomes a liquid. Solids can change to liquids and back again by melting and freezing. Read this book to learn what happens when heat and cold and solids meet.

Some of the most powerful things in the world are so tiny they can't be seen with the naked eye! Readers will be amazed at what they see when they take a glance at the world of the mini but mighty through this captivating nonfiction title. With remarkable images and graphics, and informational text featuring Time For Kids© content, readers are able to explore and discover such micros as DNA, atoms, bacteria, phytoplankton, and nanotechnology items...

In 1888, scientists searching for dinosaur bones found an enormous head like none they had ever seen before. They named it Triceratops, meaning 'three-horned face.' As they discovered more bones, they learned more and more about this 'new' dinosaur. With this book, you too can go back in time millions of years to explore the world of Triceratops. Additional features to enhance comprehension include informative sidebars, a glossary of key words and...

Part of the nonfiction Orca Wild series for middle-grade readers and illustrated with color photographs throughout, this book examines how animals think and the ways scientists study their cognitive abilities. What's going on inside their heads? A deep dive into the minds of animals and how they think. Wouldn't it be amazing to see inside the mind of a lion, a gorilla, an octopus or even a bee? In Animal Minds: What Are They Thinking?, author...

History has seen many incredible men and women make their mark on the field of science. One woman who will forever be remembered for her groundbreaking work is Marie Curie. She was one of the first people to explore radioactivity, and her contributions led her to become the first woman to win a Nobel Prize. This book explores Curie's life, accomplishments, and legacy.

For many centuries, unexplained creatures have caused people to go on epic searches around the world. Some enduring legends that have tested and tried many an adventurer are Bigfoot and the Loch Ness Monster. This book explores the best-known tales associated with these legends and presents scientific approaches that many have undertaken to prove these legends true. Full of photographs, eyewitness accounts, hoaxes, and scientific evidence, this book...

Neptune and Uranus are sometimes called "sister planets" because they are so similar. However, Neptune has stronger winds and more storms than Uranus, and it's not quite as cold. Readers will enjoy learning about what makes Neptune unique in this captivating volume. Detailed diagrams and impressive photographs help students visualize the fun facts they're taking in with each turn of the page, making this familiar part of science curricula feel exciting....

We often look at mountains as something beautiful to admire. This informative book describes the processes that create mountains over time. It examines plate movements along faults, volcanic activity, and other actions that have formed Earth's mountains over billions of years. Photographs, diagrams, and step-by-step explanations guide readers to a deeper understanding of the processes that shape our planet. In a fun follow-up activity, readers use...

Discover all about fracking and natural gas, their pros and cons, and what their use means for the future of our planet.

Boom! Dynamite can blast away mountainsides and bring down buildings. This powerful explosive was discovered over 150 years ago, but it wasn't always safe to use. That's because dynamite contains nitroglycerin, a very dangerous explosive. In the late 1860s, Swedish chemist Alfred Nobel accidentally invented dynamite while he was working on a way to make nitroglycerin safer to handle. This book takes an in-depth look at the science behind dynamite,...