For thousands of years, people found rocks that they thought were giant dragon tongues that had fallen from the sky. But they were looking in the wrong direction! These fossils were actually the teeth and bones of creatures that lived in the waters long, long ago. What other mega-sized, mega-cool creatures lived in the ancient seas? Let's explore MEGA Creatures of Ancient Seas! The MegaCool MegaFauna series explores the history of some of the most massive creatures that ever lived. They swam in the seas, walked the lands, and soared through the skies. Some are even still alive today! Learn how mega-cool megafauna are related to (or are even examples of) modern living things. These awesome extra-large animals have an amazing history, so let's start exploring
In 2009, scientists found the bones of "Dracula" in Transylvania – that was what they named the fossils of a new pterosaur whose wings could spread 12 meters wide! Millions of years ago, gigantic reptiles like “Dracula” ruled the skies. What other mega-cool, mega-sized creatures flew in the ancient skies? Let's explore MEGA Creatures of Ancient Skies! The MegaCool MegaFauna series explores the history of some of the most massive creatures that ever lived. They swam in the seas, walked the lands, and soared through the skies. Some are even still alive today! Learn how mega-cool megafauna are related to (or are even examples of) modern living things. These awesome extra-large animals have an amazing history, so let's start exploring
People have been finding fossils for thousands of years. When scientists found claws that were 3 feet long, they thought they had found a massive turtle. After more bones were found, they realized that the claws belonged to a dinosaur that weighed more than 10,000 pounds! What other mega-sized, mega-cool creatures roamed ancient lands millions of years ago? Let's explore MEGA Creatures of Ancient Lands!
Let's put the spotlight on the exciting world of electricians! With Skilled Trade Careers: Electricians, you'll discover how these skilled workers keep homes and towns operating at full power. Find out why “green energy” and amazing technology is changing the work of these professionals, and learn how you can pursue a career in this in-demand field!
Let's explore the fascinating work of plumbers! With Skilled Trade Careers: Plumbers, you'll discover how these professionals use their skills and training to solve mysteries, repair problems, and keep our communities clean and healthy. Learn how you can pursue a career in this in-demand field!
Let's explore the skillful work of carpenters! With Skilled Trade Careers: Carpenters, you'll discover how these professionals use their knowledge of math, geometry, and other subjects to turn blueprints and wood into beautiful buildings—inside and outside! Learn how you can pursue a career in this in-demand field.
Keeping things not too hot and not too cold—that’s the tricky task of HVAC techs! Discover how these trained professionals help keep homes cool in summer and cozy in winter, food fresh, and the planet from getting too warm. Learn how you can pursue a career in this in-demand field!
Get revved up about the world of mechanics! With Skilled Trade Careers: Mechanics, you'll discover how these highly skilled workers keep cars, boats, planes, and more running. Find out how they use computers, diagrams, and powerful tools to diagnose problems and make repairs, and learn how you can pursue a career in this in-demand field!
Spark your interest in the high-tech world of welders, where you’ll find torches, lasers, and robots! Discover how these skilled tradespeople use special training and tools to keep ships afloat, planes aloft, and buildings standing strong. Learn how you can pursue a career in this in-demand field!
From down on the ground to way up in the sky, we like to be on the go! But what makes cars drive and airplanes fly? In My Engineering Library: Design and Build It to Go, you'll learn about what engineers think about to build vehicles that go.
Do not throw that thing in the trash. Reuse it! Reusing items helps Earth and keeps garbage out of landfills. Ready for Science: Reuse It!, a 16-page book for readers in prekindergarten to grade 2, helps emerging readers develop proficient literacy skills while learning about how to reuse everyday objects to reduce waste and help planet Earth.
The land on Earth can be high, low, bumpy, flat, and everything in between. In My Earth and Space Science Library: Land Tour, you'll learn all about the landforms that cover Earth's surface and the forces that create them.
New buds sprout. Leaves turn green. Leaves turn gold. Snowflakes fall. Why do seasons change? Hint: It's all about the sun! In My Earth and Space Science Library: Seasons and the Sun, you'll learn about the different seasons and how Earth’s tilt toward the sun causes the seasons to change.
Earth is constantly changing. Some of these changes happen in the blink of an eye. Some take place over millions of years. In My Earth and Space Science Library: Changes on Earth, you'll learn more about the fast and slow changes happening all around us.
What's the weather like today? What's the weather like throughout the year? In My Earth and Space Science Library: Watching the Weather, you'll learn about types of weather in places all over planet Earth, including common and severe weather events, and the difference between weather and climate.
We live in a water-filled world. Water is all around us, and even inside us! In My Earth and Space Science Library: A World of Water, you'll learn more about Earth's bodies of water and how water flows through the water cycle.
Earth is our home, but its health is in danger! In My Earth and Space Science Library: Protecting Our Planet, you'll learn more about the threats facing Earth and how you can help protect our planet.
Ever since she was young, Rebecca wanted to help people feel better, even before people knew much about modern medicine. She would not let anyone stop her from becoming the first African American woman doctor in the United States. She even wrote a book about what she learned so others could learn too. In this 24-page book from the Leaders Like Us series, you'll meet an important African American leader in medicine – Rebecca Lee Crumpler!
What do underwater cameras, bandages, the Mona Lisa, and an ice cave all have in common? They have all histories in Europe, one of Earth’s seven continents. In this exciting learning adventure, Great Minds and Finds in Europe, you'll discover these great inventions and more from ancient and modern Europe!
What do kangaroos, movie special effects, an opera house, and electric refrigerators have in common? They all have histories in Australia, one of Earth’s seven continents. In this exciting learning adventure, Great Minds and Finds in Australia, you'll discover these great inventions and more from ancient and modern Australia!
What do eyeglasses, fossils, chewing gum, and color television all have in common? They all have histories in North America, one of Earth’s seven continents. In this exciting learning adventure, Great Minds and Finds in North America, you'll discover these great inventions and more from ancient and modern North America!
What do telescopes, rainforests, earthquake-proof buildings, and lizards all have in common? They have histories in South America, one of Earth’s seven continents. In this exciting learning adventure, Great Minds and Finds in South America, you'll discover these great inventions and more from ancient and modern South America!
What do kites, writing, gunpowder, and the number zero have in common? They all have histories in Asia, the world’s largest continent! In this exciting learning adventure, Great Minds and Finds in Asia, you'll discover these great inventions and more from ancient and modern Asia!
What do writing, surgery, glaciers, and fossils have in common? They all have histories in Africa, one of Earth’s seven continents. In this exciting learning adventure, Great Minds and Finds in Africa, you'll discover these great inventions and more from ancient and modern Africa!
What do ancient ice, deep-sea creatures, a red waterfall, and amazing journeys have in common? They all have histories in Antarctica, one of Earth’s seven continents. In this exciting learning adventure, Great Minds and Finds in Antarctica, you'll discover these great inventions and more from ancient and modern Antarctica!
