Trains are used to carry everything from cargo and animals to people. But how do trains move? Who drives them? Learn more about these important machines inside.
Whether they're being used to plow fields or push dirt and snow, tractors are important machines. Get the basics on these useful machines inside.
How are tow trucks used? What are the special parts of a tow truck? How do tow trucks work? Learn more about these important trucks inside.
Examines tornadoes, their causes, where they occur, their characteristics, and the effects they produce.
Describes the physical characteristics, behavior, habitat, and life cycle of various toucan species.
Introduces readers to Tom's day of looking through a telescope. Discusses the Moon and Sun through Tom's experience. Additional features to aid comprehension include vivid photographs, Common Core questions and activities, a phonetic glossary, and sources for further research.
Describes the physical characteristics, behavior, habitat, and life cycle of various tiger species.
Compelling narrative nonfiction text presents the story of the Voyager space probes, featuring the intrigue and excitement behind the missions. Additional features to aid comprehension include a table of contents, fact-filled captions and callouts, infographics, a glossary, a listing of source notes, sources for further research, and an introduction to the author.
Introduces vegetables' role in the MyPlate guidelines, how to add vegetables to meals and snacks, and recommended daily amounts.
Provides advice for smart and safe Internet use, including safe searching and safe use of social media, and explores the role of the Internet in modern life.
Learn how sedimentary, igneous, and metamorphic rocks form, break apart, and change over time. Additional features to aid comprehension include fact-filled captions and sidebars, detailed photographs, infographics or informational diagrams, a table of contents, a phonetic glossary, sources for further research, and an introduction to the author.
Presents an overview of the skeletal system, including key parts of the system and their jobs, how to keep the system healthy, and fun facts.
Narrates how therapy dogs are trained and offers real-life examples of the dogs in action. Additional features include a table of contents, a bullet-point summary of the job, questions to spark critical thinking, a selected bibliography, sources to guide further research, a phonetic glossary, and an index.
Presents an overview of the respiratory system, including key parts of the system and their jobs, how to keep the system healthy, and fun facts.
Introduces protein's role in the MyPlate guidelines, how to add protein to meals and snacks, and recommended daily amounts.
Describes the necessity of various therapy dogs, their duties, temperament, training, and common breeds chosen.
Presents an overview of the nervous system, including key parts of the system and their jobs, how to keep the system healthy, and fun facts.
Presents an overview of the muscular system, including key parts of the system and their jobs, how to keep the system healthy, and fun facts.
Compelling narrative nonfiction text presents the story of the Mars rovers, featuring the intrigue and excitement behind the missions. Additional features to aid comprehension include a table of contents, fact-filled captions and callouts, infographics, a glossary, a listing of source notes, sources for further research, and an introduction to the author.
Gives readers a behind-the-scenes look at the invention of the cotton gin. Additional features include a table of contents, a Fast Facts spread, critical-thinking questions, primary source quotes and accompanying source notes, a phonetic glossary, an index, and sources for further research.
Gives readers a behind-the-scenes look at the invention of the transistor. Additional features include a table of contents, a Fast Facts spread, critical-thinking questions, primary source quotes and accompanying source notes, a phonetic glossary, an index, and sources for further research.
Gives readers a behind-the-scenes look at the invention of the atomic bomb. Additional features include a table of contents, a Fast Facts spread, critical-thinking questions, primary source quotes and accompanying source notes, a phonetic glossary, an index, and sources for further research.
Gives readers a behind-the-scenes look at the invention of the airplane. Additional features include a table of contents, a Fast Facts spread, critical-thinking questions, primary source quotes and accompanying source notes, a phonetic glossary, an index, and sources for further research.
Gives readers a behind-the-scenes look at the invention of the assembly line. Additional features include a table of contents, a Fast Facts spread, critical-thinking questions, primary source quotes and accompanying source notes, a phonetic glossary, an index, and sources for further research.
Compelling narrative nonfiction text presents the story of the International Space Station, featuring the intrigue and excitement behind the mission. Additional features to aid comprehension include a table of contents, fact-filled captions and callouts, infographics, a glossary, a listing of source notes, sources for further research, and an introduction to the author.
