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!
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!
This book focuses on erosion and discusses the effects it has on the current landscape and the way it impacts Earth.
The invention of the combustion engine changed huge parts of daily life. It allowed people access to much more of the world, including the air and sea. These engines improved the food, clothes, and other everyday items that we use to live. It Changed the World: Invention of the Combustion Engine provides readers with a before-and-after look at the way the world has changed. Each book in the NGSS-aligned It Changed the World series introduces readers to some amazing inventions. Interesting facts and vivid photos show how these inventions changed, and continue to change, the lives of people around the world. Each book includes a glossary, comprehension questions, and an extension activity for further learning.
Space exploration is one of humanity's most incredible accomplishments. In just a few decades, people went from dreaming about space to actually exploring it. Space technology has helped us explore other planets and learn more about our own. It Changed the World: Invention of Space Exploration provides readers with a before-and-after look at the way the world has changed. Each book in the NGSS-aligned It Changed the World series introduces readers to some amazing inventions. Interesting facts and vivid photos show how these inventions changed, and continue to change, the lives of people around the world. Each book includes a glossary, comprehension questions, and an extension activity for further learning.
It’s hard to imagine life without phones. From the earliest electric telegraph to today’s powerful technology, phones have played a huge role in history. The invention of phones changed how the world communicates. It Changed the World: Invention of Phones provides readers with a before-and-after look at the way the world has changed. Each book in the NGSS-aligned It Changed the World series introduces readers to some amazing inventions. Interesting facts and vivid photos show how these inventions changed, and continue to change, the lives of people around the world. Each book includes a glossary, comprehension questions, and an extension activity for further learning.
For thousands of years, humans survived without electricity. They employed fire, solar energy, water, wind, and animal power to get things done. People's lives changed dramatically when Thomas Edison and other engineering pioneers figured out how to harness the power of electricity and put it to use for just about everything in modern life. It Changed the World: Invention of Electricity provides readers with a before-and-after look at the way the world has changed. Each book in the NGSS-aligned It Changed the World series introduces readers to some amazing inventions. Interesting facts and vivid photos show how these inventions changed, and continue to change, the lives of people around the world. Each book includes a glossary, comprehension questions, and an extension activity for further learning.
Aviation is an example of the incredible power of technology. From the simplest glider to the most impressive jet engine, aviation has played a role in entertainment, the military, travel, and more. Flying technology also saves and improves lives around the world. It Changed the World: Invention of Flight provides readers with a before-and-after look at the way the world changed with the development of flying technology. Each book in the NGSS-aligned It Changed the World series introduces readers to some amazing inventions. Interesting facts and vivid photos show how these inventions changed, and continue to change, the lives of people around the world. Each book includes a glossary, comprehension questions, and an extension activity for further learning.
The introduction of robotics in manufacturing, medicine, exploration, and many other fields has created a world of robots that assist and sometimes replace people in all kinds of jobs. Robots have a tremendous impact on our world. They do jobs that no human has ever done or is capable of doing. It Changed the World: Invention of Robotics provides readers with a before-and-after look at the way the world has changed. Each book in the NGSS-aligned It Changed the World series introduces readers to some amazing inventions. Interesting facts and vivid photos show how these inventions changed, and continue to change, the lives of people around the world. Each book includes a glossary, comprehension questions, and an extension activity for further learning.
Beautiful photos and text examines the issues endangered sea turtles face and how they can be saved.
A look at the engineering processes that go into designing transportation methods.