Provides information about volcanoes, how they form, where they are, how they erupt, the damage they can cause, and the ways we can monitor them.
Examines tornadoes, their causes, where they occur, their characteristics, and the effects they produce.
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.
Learn what's in soil, how soil forms, and how soil helps plants, animals, and people. 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.
Learn about types of sedimentary rocks, how they form, where they are found, and how we use them every day. 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.
Learn about types of minerals, how they form, where they are found, and how we use them every day. 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.
Learn about types of metamorphic rocks, how they form, where they are found, and how we use them every day. 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.
Learn about types of igneous rocks, how they form, where they are found, and how we use them every day. 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.
Through fascinating true stories and illuminating photos, learn how people find the things they need to survive on--and get rescued from--a deserted island! Additional features include a table of contents, informative sidebars, a glossary of key words and phrases, sources for further research, and an introduction to the author.
Through fascinating true stories and illuminating photos, learn how people prepare for (and react to) massive tsunamis to survive. Additional features include a table of contents, informative sidebars, a glossary of key words and phrases, sources for further research, and an introduction to the author.
Through fascinating true stories and illuminating photos, learn how people trapped in rubble (or other dangerous situations after an earthquake) survive against all odds! Additional features include a table of contents, informative sidebars, a glossary of key words and phrases, sources for further research, and an introduction to the author.
Learn about types of fossils, how they form, where they are found, and what they teach us about animals and plants. 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.
Learn about types of crystals, how they form, where they are found, and how we use them every day. 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.
Explore caves' layers from the dim entrance zone to the damp dark zone. Learn how life survives in caves' inhospitable conditions and how caves' spectacular structures form. Additional features include a diagram labeling each of the layers, Fast Facts, a phonetic glossary, an index, an introduction to the author, and further sources for learning.
Offers readers a captivating look into the races between different groups of people to reach the North and South Poles first. Learn about how these explorers handled the extreme weather and why they risked their lives to accomplish their goal. Additional features include a Fast Facts spread, critical-thinking questions, primary source quotes and accompanying source notes, a phonetic glossary, resources for further study, and an index.
Explore the ocean's layers from the sunny surface zone to the pitch-black trenches. Learn about the abundant life around coral reefs, how different species adapted to their environment, and why life on the ocean floor depends on the layers above. Additional features include a diagram labeling each of the layers, Fast Facts, a phonetic glossary, an index, an introduction to the author, and further sources for learning.
Explore the Grand Canyon's layers from the nearly 2-billion-year-old rocks of the Pre-Cambrian Era to the few formations of the Mesozoic Era. Learn about the different kinds of rock that make up the canyon and how the Colorado River carved them into the majesty of the Grand Canyon today. Additional features include a diagram labeling each of the layers, Fast Facts, a phonetic glossary, an index, an introduction to the author, and further sources for learning.
Explore the rain forest's layers from the airy branches of the emergent layer to the dense underbrush of the forest floor. Learn about the animals that dwell there, the different plant life that thrives, and more. Additional features include a diagram labeling each of the layers, Fast Facts, a phonetic glossary, an index, an introduction to the author, and further sources for learning.
Explore soil's layers from the nutrient-rich topsoil to the rocky base. Learn about the cycle of life and decay, soil's organic and inorganic materials, and the ways soil supports life on Earth. Additional features include a diagram labeling each of the layers, Fast Facts, a phonetic glossary, an index, an introduction to the author, and further sources for learning.