Electrical engineering employs the largest number of engineers. This field of engineering covers everything related to electrical devices, systems, and the uses of electricity. This innovative book gives readers insight into this exciting profession and includes information on pioneers in the world of electricity, new technologies, and innovations. Budding engineers are introduced to the basic concepts of electronic circuitry and learn to build their own electric circuits.
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.
Take to the skies with How to Build Aircraft. Featuring simple step-by-step instructions, handy templates, vibrant photographs, and easily accessible materials, this title shows readers how to build their very own aircraft that can really fly! Projects include a hot-air balloon, roto-copter, a variety of gliders, and many more.
John Muir spoke, wrote, and lived the wilderness, including taking President Theodore Roosevelt on an overnight trip to the Yosemite Valley. This trip led to Roosevelts signing into law a bill that placed Yosemite under federal control as a national park. Because of this and his founding of the Sierra Club, John Muir is credited as one of the key shapers of the modern environmental movement.
In 1974, an inventor named Victor Wouk became a man who could be described as ahead of his time. He had developed a prototype for the hybrid, a car that would become the most credible and commercially successful alternative to gasoline-powered vehicles.
Is there some mysterious force of nature that has a sense of humor, causing seemingly unexplained and bizarre things to happen on Earth? Flying omelets and shoals of fish falling out of the sky may have perfectly sensible explanations, but how do we explain the way that twins separated at birth have time and again followed the same path through life? In this intriguing book, scientists use science and chaos theory to try to explain the Cosmic Joker.
This book takes students on a journey from the traditional practices of the Far East to modern Western medicine. Looking at the sometimes mysterious treatments and their applications, Mysterious Healing seeks explanations for the amazing healing powers that people claim to have seen and experienced.
A popular story tells of President Lincoln predicting his own assassination, but not knowing where or when it would take place. This intriguing new title from Crabtree examines real-life cases where dreams appear to have been predictions of events yet to happen. Scientists and believers in this phenomena explore whether we really can see into the future, or if these happenings are just coincidences.
Recent statistics show that cyber bullying is on the rise. Cyber bullying involves using technology, like the Internet or cell phones, to bully or harass another person. It can include acts like posting rumors, threats, or other hurtful comments on social networking sites or circulating inappropriate pictures of a person on the Internet. This book provides a revealing look at cyber bullying and explains how it is different from other forms of bullying. Other topics include the potential legal issues related to electronic harassment, responsible digital citizenship, online security, and how to take a stand against cyber bullying.
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.
Access to digital tools has made it easier than ever for individuals to be creative with media. This important book gives advice on choosing the appropriate platforms and tools to achieve your creative goal, how to use feedback to improve and grow as a digital creator, and how to make sure you get credit for your work, as well as give credit to others where it is due. Inspiring examples show creative young people contributing to the digital world in a positive way, not just taking from it.
This timely title examines the fast-changing world of technological innovation and entrepreneurship. From the successes of Mark Zuckerberg and Facebook to Nick D’Aloisio and his meteoric success as a teenager in summarizing digital data, this book offers a comprehensive look at the ways young people can succeed as entrepreneurs. From apps and games to blogs and social networks, opportunities for innovation in digital goods and services continue to grow. Engaging and interactive content links with real-world examples to create meaningful connections with 21st century learners.
Entrepreneurs are a vital component of a successful economy. They can create jobs and help keep money in their local communities. What is Entrepreneurship? explains the risks and rewards involved for entrepreneurs as they work to bring innovative ideas to life and make their mark on the business world. This title outlines key steps involved in starting, managing, and growing a small business, including research and idea development, writing a business plan, managing financial input and output, and planning for growth. Biographical snapshots highlight the innovative thinking, perseverance, problem-solving skills, and other traits essential to the entrepreneurial spirit.
This forward-looking book explores a unique field of entrepreneurship, in which innovative individuals directly address, or work toward addressing, environmental challenges in our world. Offering an important look at the ways entrepreneurship can tackle global issues, this title engages readers through real-world examples, discussion prompts, and critical thinking questions. The title encourages readers to recognize and take on the skills and mindset needed to achieve success as an environmental entrepreneur.
With a passion for making a difference in their communities, social entrepreneurs exemplify the traits of an engaged, socially aware, 21st century citizen. What is Social Entrepreneurship? explores real-life success stories of those who make a difference around the globe. Critical thinking and discussion prompts guide readers into a meaningful exploration of ways to get involved—and be successful—in social entrepreneurship.
My Bed and Other Furniture explores the problems faced by people around the world who produce and assemble furniture, and environmental problems, such as deforestation, associated with the harvesting of materials used in furniture-making. Case studies show how fair trade projects are helping people achieve better working conditions and a fair price for their products, and how using renewable materials is helping to save the world's precious resources.
My Chocolate Bar & Other Foods explores the problems faced by farmers and people around the world who produce food, and the environmental problems associated with growing certain products. Case studies show how fair trade projects are helping people achieve better working conditions and a fair price for growing chocolate and other products such as bananas, tea, peanuts, sugar, and honey.
My Smartphone and Other Digital Accessories explores the problems faced by the people who build and mine the materials for the world's cell phones and other digital accessories, and environmental problems associated with the making and disposing of electronic devices. Case studies show how fair trade projects are helping people achieve safer working conditions and a fair wage for building smartphones and other digital products such as laptop computers, cameras, ipods, and game consoles.
My T-Shirt and Other Clothing explores the problems faced by the people around the world who produce clothing, and environmental problems associated with the making of clothing. Case studies show how fair trade projects are helping people achieve better working conditions and a fair price for producing T-shirts and other products such as denim jeans, flip-flops, sweaters, and sneakers.
This engaging title helps readers build essential research and information sourcing skills for self-directed learning. Accessible text and authentic examples model effective research strategies and support readers as they learn to critically evaluate sources for accuracy and credibility, organize and connect ideas, and credit and curate sources using a variety of digital tools.
This fascinating book takes readers through the life story of influential English archaeologist and traveler Gertrude Bell. Bell explored what is now the Middle East and played a significant role in the creation of modern Iraq. Historical facts, images, and high-interest information are presented in a tabloid-style to engage readers in an accessible way. Topics include Bell’s work in archaeology, her mountain summits, and her role in World War One.
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 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.