Listed as a threatened species in 1975, the grizzly bears near Yellowstone National Park in Wyoming have made a remarkable recovery. Intriguing text and vibrant images will draw readers into the story of the bear's decline due to human interaction and habitat loss, and the strategies put in place that helped it return.
Houses are structures that allow people to meet their basic need for shelter. From its design to the materials used to build it, engineers design houses to withstand many different weather conditions and suit many different environments. Child-centered language takes readers through the engineering design process to design a house to solve a problem, and an activity allows readers to design a model of their own.
How can modern forensic tools help solve the mystery of ancient Aztec skull masks? What can we learn about Aztec life from the forensic analysis of their art? Can chemical analysis teach us about how Aztecs treated disease—and why millions were killed in an epidemic? This exciting title offers answers to these questions and more as it examines how forensic science has allowed scientists, archaeologists, and historians to solve mysteries and answer questions about the Aztecs.
Engineers design roads to be as safe and efficient as possible for the people who travel on them. From roundabouts and speed bumps to the routes that roads take, readers will learn how engineers follow the engineering design process to design roads that suit different environments and people who will use them. Vibrant photographs, child-centered examples, and a model-building activity allow readers to step into the shoes of engineers.
Long considered by humans as a threat to livestock, wolves are hunted as pests. In particular, the gray wolf has been hunted almost to extinction in parts of North America. But these keystone predators help keep an ecosystem in balance. This book details reintroduction programs that have helped populations recover—yet they still occupy only 10 percent of their historic range.
What can modern DNA analysis of skeletons tell us about the lifestyle, diet, and beliefs of the Maya? How can new mapping technology uncover previously hidden Mayan cities and structures? Can we use forensic science to solve the mystery of how the Mayan civilization came to an end? Get lost in this compelling title, which examines how forensic science has allowed scientists, archaeologists, and historians to solve mysteries and answer questions about the Maya.
Can modern DNA analysis uncover clues about the ancestry and migration of Romans? What new information can forensic science teach us about the fate of the citizens of Pompeii? How can X-rays help us analyze ancient art to learn about ancient Roman life? Find answers to these questions and more in this captivating title, which examines how forensic science has allowed scientists, archaeologists, and historians to solve mysteries and answer questions about ancient Rome.
Humpback whales are a true ecological success story. Readers will be enthralled by the story of these masters of the deep, listed as endangered in 1970. Protected by an international ban on hunting all whales in 1982, the humpback recovered so well it was no longer listed as endangered in most of the world by 2016.
What can modern forensic tools teach us about existing and newly uncovered artifacts from ancient Chinese dynasties? How can we learn about human migration from the discovery of preserved bodies? Can today’s technology uncover new clues about the Great Wall of China? Dive into this intriguing title, which examines how forensic science has allowed scientists, archaeologists, and historians to solve mysteries and answer questions about ancient China.
The American alligator, which escaped extinction 65 million years ago, was nearly wiped out in the marshes and swamps of Louisiana and Florida in the last century. Today, they are thriving. This exciting book tells the story of how government protection, habitat preservation, and a campaign to reduce the demand for alligator products helped bring back these fierce-looking predators.
From creating their own art tools to making a screen print unique to their personal style and vision, this title helps readers express their creativity through the various forms of printmaking. Using clear methods, engaging photographs, and non-toxic materials, readers will learn the techniques of printmaking and be inspired to experiment with their own designs and ideas.
Discover what earthquakes are and how they are caused. Find out how scientists measure earthquakes, and what makes some earthquakes so much more destructive than others. Read about some of the most serious earthquake disasters in history, and how people can be better prepared in the future.
With over 1700 species, more than one-third of all mammals are rodents. From the jumping jerboa to the humungous capybara, What is a Rodent? gnaws through rodent myths to expose the facts about this often misunderstood group. Readers of all ages will be fascinated by the rodent family tree, a rodent's body and amazing teeth, homes underground and in watery habitats, millions of mice and rats, many rodent cousins from squirrels to prairie dogs, their prickly quills, webbed feet, and fabulous fur, and pet care tips.
From a stalk of corn to a pine tree, every plant is made of plant cells. What material is in these cells? How do they hold together? How do growers use their knowledge of cell growth to create new plants? What's next in plant science? You can see the hidden secrets of cell life in the fascinating photos, diagrams, and text inside.
From designing robots to developing new forms of energy, 21st-century careers in engineering are not limited only to construction sites. This title explores the exciting and world-changing possibilities that an education in engineering can lead to.
From voyaging farther into the universe than ever before to the possibility of living on Mars, technological innovations are turning former dreams into reality. Space Tech explores these exciting advances through stunning photography, informative and engaging text, and a timeline of the historic achievements that have transformed our understanding of the universe. This imagination-capturing title also examines the surprising ways we already benefit from space technology, including enriched baby food and laser eye surgery.
Tech Industry examines the technological innovations that are transforming not only the way goods are manufactured and distributed, but also how people function in the workplace, from the farmer in the field to the pilot in the sky. Dynamic photographs and informative text sharply illustrate the momentous advancements we are experiencing in industrial technology, such as 3-D printing, product delivery by drone,and computer chips for consumers to track the path of their food from source to plate.
We are witnessing incredible breakthroughs in health science, from electronic eye implants and thought-controlled artificial limbs to nanobots—tiny robots that can deliver medication inside the body. Bionic Bodies introduces young readers to the mind-blowing technological innovations that are —or soon will be—improving and advancing the capabilities of the human body, as well as saving people’s lives. Features include dynamic photographs and a timeline depicting the amazing achievements in the field of bionics.
From drones capturing unique angles of plays for enhanced analysis to swimsuit material helping swimmers go faster, technological innovations are transforming the way sports are played as well as watched. Supercharged Sports examines these exciting advances in technology and also explores what’s coming next in the world of sport science, such as health-monitoring systems sewn into the fabric of uniforms and even more immersive virtual reality experiences.
Tech to Protect explores many of the incredible technological innovations that are occurring in the defense industry, including weaponry and military hardware, as well as surveillance and cybersecurity programs. Robots and drones are replacing humans in combat situations and police officers and soldiers are being equipped with “superhuman” abilities through x-ray vision and exoskeletons. Young readers will also learn about the controversies some of these innovations are creating, including concerns over privacy.
From robots cleaning houses to clothes that can correct posture, technology is constantly introducing ways to improve our lives. Tech Living explores many of these current and soon-to-be appearing innovations through dynamic photographs and engaging text. Young readers are encouraged to consider both the benefits and drawbacks of many of the technological advancements that are changing the ways humans live at an astonishing rate.
Children will enjoy this creative book which uses the principles of Makerspace to introduce them to the wedge. Simple text describes the structure and uses of wedges, and clear, step-by-step instructions show children how to make one. Readers are then provided with stategies to start their own creative projects using the wedge they made. Along the way, tips and helpful hints guide children on how to brainstorm and solve problems working as a team.
Children will enjoy this interesting book which uses the principles of Makerspace to introduce them to the screw. Simple text describes the structure and uses of screws, and clear, step-by-step instructions show children how to make one. Readers are then provided with stategies to start their own creative projects using the screw they made. Along the way, tips and helpful hints guide children on how to brainstorm and solve problems working as a team.
Children will enjoy this fascinating book which uses the principles of Makerspace to introduce them to the wheel and axle. Simple text describes the structure and uses of wheels and axles, and clear, step-by-step instructions show children how to make their own. Readers are then provided with stategies to start their own creative projects using the wheel and axle they made. Along the way, tips and helpful hints guide children on how to brainstorm and solve problems working as a team.
Children will enjoy this fun book which uses the principles of Makerspace to introduce them to the lever. Simple text describes the structure and uses of levers, and clear, step-by-step instructions show children how to make one. Readers are then provided with stategies to start their own creative projects using the lever they made. Along the way, tips and helpful hints guide children on how to brainstorm and solve problems working as a team.
