This captivating title looks at extinction--from the dinosaurs, 65 million years ago, to the possible extinction of species in our world today.
Cold case files don't stay cold for very long anymore. After the medical and police teams have secured the area, the crime scene investigators arrive on the scene. This fascinating book follows the efforts of the different CSI personnel involved in gathering and analyzing the physical evidence of a crime, performing ballistics and DNA tests, following the digital trail through mobile device forensics, and giving evidence in court.
Jaguar is one of the most highly revered makers of high-performance and sports cars. The year 2010 marks the 75th anniversary of the Jaguar name. This exciting title traces the history behind the automobile with a look at its most celebrated modelsincluding the first Jaguar model, the SS 100, the sleek and stunning E-Type series, and the new XJ model. From the road to the racetrack, Jaguar continues to set the pace for excellence.
There's no denying that marijuana use is prevalent among today's youth and that it has grown increasingly acceptable in popular culture. This informative and useful book for kids examines drug use and abuse. Topics of interest include the history of marijuana use and laws, and myths and facts about marijuana misuse and abuse. A resource section provides websites and contact information of organizations for those dependent on drugs as well as for their friends and families.
Prescription and over-the-counter medications are the most commonly abused drugs by high school students after marijuana. One in five young people abuses prescription meds - cotton, rits, beans, tuss, and bricks - street names for these non-street drugs. Street Pharma looks at this growing problem and gives young readers the information they need to say no before they start using or find help to quit when they've become addicted.
A recent survey on drug use recorded 729,000 youths 12 years of age or older who had used inhalants and solvents for the first time within the past year. These substances, along with prescription and over-the-counter medications, can be found in almost every home and have become an easy-access entry point to drug use for young people. This important book carefully examines the facts and fiction about "huffing," and provides information on addiction and treatment, as well as useful alternatives to drug use.
Party drugs are a group of drugs used by young people at parties, clubs, concerts, and events. From ecstasy to GHB and ketamine, party drugs have a popular reputation for not being as harmful as other hard street drugs, but they are just as dangerous and addictive. This informative book details the history of these drugs and how they became so popular. A special section provides readers with useful resources for fighting addiction and remaining drug free.
Readers will discover that the natural element carbon is found in all living things, including people. This fascinating book explains how the Earth's supply of carbon moves among Earth's oceans, atmosphere, ecosystem, and geosphere in a process called the carbon cycle. Accessible text and detailed images help explain such processes as photosynthesis, respiration, and decomposition. Feature boxes highlight examples of the ways in which human activity, such as burning fossil fuels, releases too much carbon dioxide into the air disrupting the balance of the carbon cycle. Readers are encouraged to find ways to take action and find solutions.
Innovations in the medical field save countless lives daily. In this fascinating title, a timeline of breakthrough medical inventions is explored through dynamic photographs and interesting fact boxes. Fleming's advances with penicillin and the invention of the X-ray machine are some of the featured inventions that keep us in the best of health!
This exciting title explores the groundbreaking modes of transportation that have helped define the modern age. From Henry Ford's Model T car to the bullet trains of Japan, students will travel along and learn about the monumental successes and failures that have driven our world ahead.
Chemical engineers are involved in developing things we use daily including cleaning supplies, fuels, and medicines. This book gives readers insight into this fascinating profession, including information on new environmentally-friendly technologies. Readers explore fundamental chemistry concepts including the states of matter and mixtures and solutions. Readers are then guided through the steps of the Engineering Design Process to complete a chemistry-related design challenge.
This fascinating book explains the patterns and cycles created on Earth by the influence of the Sun and the Moon, as well as by the Earth's magnetic poles and the planet's rotation on an axis. Informative text, vivid photographs, and detailed diagrams help explain patterns such as day and night, the four seasons, the lunar cycle, the rise and fall of tides, and weather cycles.
From the telegraph to text messages, this imaginative title is sure to have students talking! The ways in which people communicate has changed dramatically. The telephone to a cell phone, and mail to email are just some of the inventions examined in a progressive timeline of ways we communicate.
From sound effects in video games and movies to surround-sound theatres, this fact-filled book explores the many ways audio engineers apply the science of sound. Readers will explore how sound travels and the characteristics of sound waves. Readers will also learn how to combine their understanding of sound science and the engineering design process to tackle a design challenge of their own.
Human activities have a huge impact on the Earth. Environmental engineers apply traditional engineering practices to help improve and prevent damage from humans and the waste we create to ecosystems and our environment. Readers will learn about how environmental engineering began, and the many processes environmental engineers apply to find sustainable solutions to problems. Real-life examples help students understand key concepts related to this important profession.
Lenses, lasers, microscopes, telescopeslight engineers design all these products to help make our lives easier. In this enlightening title, students explore the many uses of optics and the design process of turning a bright idea into a reality. With an overview of the engineering design process, readers are encouraged to apply the same steps into their own optical challenge.
Historically, farming was a very taxing, physical task. Bright-minded individuals revolutionized agriculture with inventions that eased tasks and sped up production. The advent of milestone machines such as Eli Whitney's cotton gin are chronologically explored in this stimulating title.
This exciting book describes the geological makeup and history of the Mojave Desert in the United States. Located in the states of California, Nevada, Utah, and Arizona, there are several national parks in the desert including Death Valley, the hottest place in North America. Readers will learn about the people, plants, and animals such as cougars, scorpions, and rattlesnakes that inhabit this desert habitat. The Mojave Desert is also a windy place where wind farms have been set up to generate electricity. Special sections describe the desert's natural resources, such as borax, silver, and gold, and the unique problems facing this region.
The history of human activity in the Rocky Mountain range is as colorful as its scenic natural wonders. It has been witness to the decimation of Native peoples, the westward expansion of European settlers, the frenzied activity of several gold rushes, and the blazing of transcontinental railways. This fascinating book describes the geological makeup and history of the Rocky Mountains, as well as the cultures and ways of life of the people in the United States and Canada who live in its shadow. Special sections also describe the plants and animals that thrive in this mountain habitat, as well as the unique problems facing this region.
This fascinating book describes the geological makeup and history of the Atacama Desert in Chile. One of the driest areas of the world - some parts never receive any rain - the desert's climate can be cold, sometimes producing snow and fog. Readers will be fascinated to learn that the Atacama's soil is so similar to soil samples from Mars that NASA goes to this desert to test its exploration instruments. NASA has also set up its Earth-Mars Cave Detection Program in the Atacama, too. Special sections also describe the desert's natural resources and unique problems facing this region, as well as the people, plants, and animals that inhabit this desert habitat.
This amazing book describes the geological makeup and history of the Great Victoria Desert in Australia. Used in modern times for mining and testing of atomic bombs, this vast, sandy area has been home to a number of indigenous peoples for thousands of years. Although there is little rain, the blooms with a variety of plants. Readers will learn about the Mamungari Conservation Park located in the Great Victoria Desert, which is known for a eucalyptus tree called Ooldea mallee with large, spectacular red, pink, or yellow flowers. Special sections also describe the desert's natural resources, as well as the unique problems facing this region such as the introduction of non-native species of animals.
The Ural Mountains form a natural boundary called the "Stone Belt" between Europe and Asia. Rich in mineral deposits, the Urals have long been a major source of industry for Russia. This fascinating book describes the geological makeup and history of the Ural mountain range, as well as the cultures and ways of life of the people in Russia and Kazakhstan who live in its shadow. Special sections also describe the plants and animals that thrive in this mountain habitat, as well as the unique problems facing this region.
Running almost the full length of South America on its western coast, the Andes is the longest continental mountain range in the world. This remote and harsh environment saw the rise and fall of one of the great ancient civilizations of the world, the Incas. This fascinating book describes the geological makeup and history of the Andes mountain range, and how it is intertwined with the cultures and ways of life of the people in South America who live in its shadow. Special sections also describe the plants and animals that thrive in this mountain habitat, as well as the unique problems facing this region.
Home of two of the world's highest peaks - Mount Everest and K2 - the Himalayas are both revered and feared by mountaineers around the world. This fascinating book describes the geological makeup and history of the Himalaya mountain range, and how it is intertwined with the cultures and ways of life of the people in South Asia who live in its shadow. Special sections also describe the plants and animals that thrive in this mountain habitat, as well as the unique problems facing this region.
The Great Appalachian Valley, a major land form of the Appalachian mountains, played an important role in the early history of the United States. Routes through the valley, first made by Native Americans, made the mountains passable, later allowing European immigrants to expand colonization of the region. This fascinating book describes the geological makeup and history of the mountain ranges that form the Appalachians, and the people in the United States and Canada who live in their shadows. Special sections also describe the plants and animals that thrive in these mountain habitats, as well as the unique problems facing this region.