Long ago, a once-mighty Allosaurus stalked the land searching for helpless prey for dinner, too sick to battle stronger dinosaurs. Millions of years later, scientists discovered the bones of this 'different lizard' in Wyoming and named him Big Al. Read how Big Al helped them learn more about Allosaurus and its days on Earth. Additional features to enhance comprehension include informative sidebars, a glossary of key words and phrases, sources for further research, a Did-You-Know section, and an overview of the geologic time scale.
Engages readers with incredible stories of people who made daring escapes from sinking ships. Thousands of people on board fought for their lives as these ships sank to the depths of the ocean, and only some survived. Additional features include a Fast Facts spread, informative infographics, critical-thinking questions, a phonetic glossary, a selected bibliography, an index, information about the author, and sources for further research.
Offers readers a captivating look into Apollo 11's historic space achievement and how the country rallied behind the bold idea to visit the moon. Learn about the struggles astronauts faced and the pivotal moment when the first man stepped onto the moon's surface. Additional features include a Fast Facts spread, a timeline, critical-thinking questions, primary source quotes and accompanying source notes, a phonetic glossary, resources for further study, information about the author, and an index.
The plastic industry has profoundly impacted our world. The Planet Human series breaks down the human impact on the environment over time and around the globe. Each title presents important high-interest natural science nonfiction content with global relevance.
The digital communications industry has profoundly impacted our world. The Planet Human series breaks down the human impact on the environment over time and around the globe. Each title presents important high-interest natural science nonfiction content with global relevance.
The energy industry has profoundly impacted our world. The Planet Human series breaks down the human impact on the environment over time and around the globe. Each title presents important high-interest natural science nonfiction content with global relevance.
The agriculture industry has profoundly impacted our world. The Planet Human series breaks down the human impact on the environment over time and around the globe. Each title presents important high-interest natural science nonfiction content with global relevance.
What are the similarities and differences between modern and historical food distribution methods? Learn about how food has made its way to consumers in the past, as well as present-day and future practices of food distribution. This book takes students on a historical journey through the evolution of food distribution.
Welcome to the exciting world of paleontology! This book is about the discovery of Tyrannosaurus rex, including information about the dinosaur's appearance, movement, and diet before it became extinct.
Welcome to the exciting world of paleontology! This book is about the discovery of the Triceratops dinosaur, including information about the dinosaur's appearance, movement, and diet before it became extinct. A massive pair of animal horns is found near the Rocky Mountains. Is it a bison—or a Triceratops?
Welcome to the ever-changing world of paleontology! This book is about the discovery of the Stenonychosaurus dinosaur, including information about the dinosaur's appearance, movement, and diet before it became extinct. A strange lizard tooth found in 1855 turned out to be one of the first dinosaurs found in the United States. In 2017, its name was changed from Troodon formosus to Stenonychosaurus.
Let's explore the exciting world of paleontology! This book is about the discovery of the Ankylosaurus dinosaur, including information about the dinosaur's appearance, movement, and diet before it became extinct. This special dinosaur was covered with armor and roamed the plains of North America. Did it live near you? Let's find out!
Let's explore the exciting world of paleontology! This book is about the discovery of Hadrosaurus, including information about the dinosaur's appearance, movement, and diet before it became extinct. Did you know that a dinnertime story led to the discovery of a dinosaur? And that strange old bones dug up behind a house became the first North American dinosaur ever seen by the public?
Let's explore the exciting world of paleontology! This book is about the discovery of the Allosaurus dinosaur, including information about the dinosaur's appearance, movement, and diet before it became extinct.
In Unexplained: Unsolved Crimes, readers in grades 4–8 will step into the world of unsolved crimes, where the trail runs cold and many cases remain open. From heists and murders to burglaries and beyond, these unsolved crimes have stumped even the most skilled investigators.
This book discusses 11 encounters and incidents in which people claim to have seen aliens or UFOs.
With real-world examples of science at work, this book discusses fossil formation, the history of paleontology, and what some fossil records show.
Readers will be introduced to an important stage in history when they read Building The Erie Canal. This book is filled with photographs, interesting facts, discussion questions, and more, to effectively engage young learners in such a significant re-telling of events.
Readers will be introduced to an important stage in history when they read America Enters The Industrial Revolution. This book is filled with photographs, interesting facts, discussion questions, and more, to effectively engage young learners in such a significant re-telling of events.
Scientific and anecdotal information about each of the fifty states' official state flower and the processes used to select it.
This title focuses on the accidental discovery of plastic and details its origins, evolution throughout the years, and impact it has had on the world. This hi-lo title is complete with vibrant photographs, simple text, glossary, and an index. Aligned to Common Core Standards and correlated to state standards.
This title focuses on the accidental discovery of Velcro and details its origins, evolution throughout the years, and impact it has had on the world. This hi-lo title is complete with vibrant photographs, simple text, glossary, and an index. Aligned to Common Core Standards and correlated to state standards.
This title focuses on the accidental discovery of microwaves and details their origins, evolution throughout the years, and impact they have had on the world. This hi-lo title is complete with vibrant photographs, simple text, glossary, and an index. Aligned to Common Core Standards and correlated to state standards.
This title focuses on the accidental discovery of penicillin and details its origins, evolution throughout the years, and impact it has had on the world. This hi-lo title is complete with vibrant photographs, simple text, glossary, and an index. Aligned to Common Core Standards and correlated to state standards.
This title focuses on the accidental discovery of matches and details their origins, evolution throughout the years, and impact they have had on the world. This hi-lo title is complete with vibrant photographs, simple text, glossary, and an index. Aligned to Common Core Standards and correlated to state standards.