Describes the history of the Hoover Dam, why and how it was built, and how it works. Additional features include a table of contents, sidebars, infographics, Fast Facts, critical thinking questions, a phonetic glossary, an index, information about the author, and sources for further research.
African savannas are home to quite a few speedy predators. African wild dogs are small. What they lack in size they make up for in numbers and stamina. But can agile leopards outmatch the dogs? Who would win in a fight? In this hi-lo title, adventurous readers will learn about the secret weapons and attacks of these fighters. Special features include animal profiles highlighting size, habitat, speed, and more. Vibrant text and action-packed photos will engage any adventurous reader!
This amazing part of the northeast Pacific Ocean is home to some of the planet's mightiest and most beloved residents: whales, sea lions, dolphins, orcas, sea otters and wild salmon. Filled with spectacular images of this largely unknown part of the world, the book also explores the uncertain future of the Great Bear Sea in this age of climate change, overfishing, pipelines and oil tankers. Can a rainforest full of rare spirit bears, fishing wolves and great grizzlies survive without a Great Bear Sea to feed and nourish it?
Floods teaches students how too much water can damage the earth and hurt people. After learning about why floods happen, students learn how people try to predict and stop flooding.
Erosion explores how change to the earth can happen slowly due to natural disasters, wind, and other natural elements. After learning about weathering, students discover different forces, or causes, of erosion and see photographic examples of erosion
In Earthquakes, students learn about what causes earthquakes and why the happen in certain parts of the world. Pictures and graphs show how scientists measure the impact of an earthquake, along with how students can be prepared if they live in an are
Volcanoes explores how volcanoes are formed and what happens when they erupt. Diagrams and photographs illustrate the different types of volcanoes and examples of them from around the world.
Caves explores what a cave is, including the different sections of a cave. Readers also learn about the different ways caves can form and common structural elements, such as stalactites and stalagmites.
In Can You See the Wind?, readers learn about what wind is and how scientists measure it to predict the weather. The book explores the properties of air, how moving air is wind, and how wind socks, wind vanes, and anemometers are used to measure the
In the northwest corner of British Columbia, between the Alaska–BC border and the northern tip of Vancouver Island, lies a land of forest green and sparkling blue. From massive whales to tiny herring, spirit bears to sea wolves, an incredibly diverse array of wildlife calls this land home. Part of the largest coastal temperate rainforest in the world, the Great Bear Rainforest is one the last untouched places on Earth. Learn about the people who make their home in the Great Bear Rainforest and are committed to preserving and protecting it. Hear how Indigenous youth are coming together and taking responsibility for this place they call home. Learn more at greatbearrainforest.com
This gorgeously illustrated picture book is a celebration of summer vacation and West Coast island life. Every day is different on Gran's island in the Salish Sea as granddaughter climbs big-leaf maples, eats blackberries, explores tide pools and sandstone caves and examines ancient middens and petroglyphs. She and Gran watch harbor seals sunning themselves and Gran's neighbor carving an eagle out of a piece of cedar while drinking fresh nettle tea. And on her way home, our young narrator sees a pod of orcas, breaching, tail lobbing and spy-hopping as she says goodbye to the island for another summer.
In the developed world, if you want a drink of water you just turn on a tap or open a bottle. But for millions of families worldwide, finding clean water is a daily challenge, and kids are often the ones responsible for carrying water to their homes. Every Last Drop looks at why the world’s water resources are at risk and how communities around the world are finding innovative ways to quench their thirst and water their crops. Maybe you’re not ready to drink fog, as they do in Chile, or use water made from treated sewage, but you can get a low-flush toilet, plant a tree, protect a wetland or just take shorter showers. Every last drop counts!
Earthquakes are a terrifying yet fascinating force of nature. Seismologist Johanna Wagstaffe takes you through her own journey of understanding the earth beneath our feet. Along the way you’ll learn the science behind what makes the earth rumble and hear from kids around the world who have experienced the wonder, and terror, of an earthquake.
Take a trip around the world (and beyond) to discover the science, myths and stories behind iconic volcanoes - Krakatoa, Kilimanjaro, Vesuvius. The destructive power of volcanoes has claimed more than 250,000 lives since the beginning of civilization. Whether as objects of worship or of terror, they have shaped our world and fed the human imagination. And they can be found just about everywhere, from ancient Pompeii to the geysers of Yellowstone to the bottom of the Pacific Ocean and the surface of Jupiter.
Polar bears and penguins live in similar climates, but they never, ever meet. What if they had a party together? The penguins of Antarctica write a letter inviting the polar bears of the Arctic to join them at the South Pole to celebrate their longest day of the year. But how will the polar bears get there? It's such a long journey—will they make it in time? What will they bring? And what will happen when they arrive? Dear Polar Bears combines a playful story of friendship with humorous imagery depicting the differences between Earth's polar regions. With fun facts about penguin and polar bear species, the distance between the poles, and the summer solstice, this will be the most exciting party thrown by penguins you've ever attended.
Find out why leaves turn orange, yellow, red, and purple in the autumn before falling to the ground. Additional features to aid comprehension include colorful images, informational diagrams, hands-on activities, detailed captions and callouts, a table of contents, a phonetic glossary, sources for further research, and an introduction to the author.
Find out what causes spring, summer, fall, and winter and how different parts of Earth experience the seasons. Additional features to aid comprehension include colorful images, informational diagrams, hands-on activities, detailed captions and callouts, a table of contents, a phonetic glossary, sources for further research, and an introduction to the author.
Find out how the atmosphere makes the sky look blue during the day and orange and red at sunrise and sunset. Additional features to aid comprehension include colorful images, informational diagrams, hands-on activities, detailed captions and callouts, a table of contents, a phonetic glossary, sources for further research, and an introduction to the author.
Find out how clouds and fog are formed and how they are alike and different. Additional features to aid comprehension include colorful images, informational diagrams, hands-on activities, detailed captions and callouts, a table of contents, a phonetic glossary, sources for further research, and an introduction to the author.
Find out how the water cycle causes rain, snow, sleet, and other types of precipitation. Additional features to aid comprehension include colorful images, informational diagrams, hands-on activities, detailed captions and callouts, a table of contents, a phonetic glossary, sources for further research, and an introduction to the author.
Find out how the movement of Earth causes the first day of summer and the first day of winter. Additional features to aid comprehension include colorful images, informational diagrams, hands-on activities, detailed captions and callouts, a table of contents, a phonetic glossary, sources for further research, and an introduction to the author.
Find out how raindrops in the air bend sunlight to turn it into a colorful rainbow. Additional features to aid comprehension include colorful images, informational diagrams, hands-on activities, detailed captions and callouts, a table of contents, a phonetic glossary, sources for further research, and an introduction to the author.
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.