Bøger udgivet af PowerKids Press

Civilizations have long used canals to move water, ships, cargo, and people from one location to another. The first canals were often trenches dug to bring water to crops. Some were dug to connect rivers or other bodies of water. Over the centuries, the techniques, technology, resources, and science used to construct canals has changed greatly. Today, canals all over the world help keep business booming and people moving! Readers will learn how engineers and scientists use STEM skills to bring canal systems to life--and how they make our lives easier. Diagrams, photographs, and primary sources help link this volume to both science and social studies curricula.

Learning how to ride a bike is a big moment in a child's life. In this engaging volume, readers will learn that safety is a big part of riding a bike. It's something that has to be practiced at all times! Readers are introduced to fundamental safety concepts, such as wearing a helmet and getting back up when you fall. With accessible text and an ATOS reading level between 0.5 to 0.9, this text is a perfect choice for beginning readers. Colorful photographs, a Words to Know section, and an index supplement the text.

Few places are more fun than the playground. It's a place to run, jump, and play, but it's also a place to stay safe. Readers learn the importance of staying safe on the playground. They'll learn how to avoid getting hurt, how to be kind to others, and how it's easy to have fun while also being mindful. With an ATOS reading level between 0.5 and 0.9, this narrative is written specifically for beginning readers. Engaging images complement the age-appropriate text, and readers gain an understanding of the importance of safety on the playground. A Words to Know section, index, and websites offer opportunities for additional learning.

Many of us take the water that comes out of our faucets for granted. But have you ever wondered how water makes it to your house in the first place? Sometimes it travels for hundreds of miles, thanks to aqueducts! This volume takes readers on a journey to the ancient world to see how people created aqueducts to serve burgeoning civilizations. Readers will also discover that today's aqueducts are technological marvels crafted by scientists, engineers, and many other professionals. Diagrams and stunning photographs of aqueducts both ancient and modern are sure to dazzle readers. The text focuses on STEM skills and has been aligned with relevant curricular topics in both social studies and science.

Prescription drugs seem completely safe to many people. After all, trained medical professionals prescribe them to help us. However, prescription drugs can be unsafe if used improperly. Some interact with other medicines and can cause problems. Others can be addictive. Some people may take drugs that aren't prescribed to them because the drugs make them feel good. The age-appropriate language, informative fact boxes, and photographs in this book will help readers understand the dangers associated with prescription drugs. Readers will learn about the short- and long-term effects of some prescription drugs and some of the signs of prescription drug abuse.

We can see birds perched on tree branches and deer in fields. However, many young readers may not know about the complex world beneath their feet. Some animals make short-term homes underground whereas others live underground all the time. Your readers will find examples of underground animals and learn why they live there. While some people think underground animals are pests, readers will learn that many of these animals help maintain Earth's crucial ecological balance. They'll want to burrow into this book and find out about underground animals.

Many opioids are pain relievers, some of which are often prescribed by doctors. Prescribed opioids may be safe when taken for a short time. However, they can be dangerous because, in addition to relieving pain, they can also give the user an enjoyable high. People who use opioids can become dependent and addicted, and they may even overdose or die. With this book, readers will learn about the effects of opioid use and the damage they can cause. Manageable text, full-color photographs, and informative fact boxes help readers understand the dangers of opioid use and how to spot the signs of opioid abuse.

Marsupials are mammals that have a pouch or a fold of skin called a marsupium in which their young are protected, carried, and nourished. Almost all species of marsupials live in Australia, although some species live on land and others live in trees. Young explorers will learn about the early stages of marsupials' life cycle and the habitats in which they live. Captivating photographs draw readers in and fun facts maintain their attention throughout this learning experience.

With the legalization of marijuana in many states making headlines today, many parents and teachers are trying to find ways to discuss the harmful effects of this drug with children and teenagers. It's important for young people to understand the risks associated with marijuana. This book presents the history and use of the drug, summarizing information about the problems surrounding it. Easy-to-understand language, fact boxes, and photographs share this information in an accessible way for elementary students, ensuring they have the tools needed to understand this controversial topic.

Just as knights in the Middle Ages wore armor to keep their bodies safe during battle, some animals have strong, hard coverings to keep their bodies safe from predators. Some animals have hard scales, shells, or thick skin that acts as armor. Your curious learners are introduced to the different types of armor that animals have and they'll encounter examples of each. Bright photographs grab readers' attention while a graphic organizer presents key information in one go-to place.

Not all drugs are prescribed by a doctor. Drugs such as heroin, cocaine, and meth are illegal and dangerous substances that have the potential to ruin lives. This book explains the different types of illegal drugs, their effects, and the damage they can do to people who use them. Manageable text, full-color photographs, and real-life examples help readers make meaningful connections about the dangers of illegal drugs and learn how to avoid peer pressure related to them.

Mimicry is when two or more animals that aren't closely related look, act, or sound similar. Mimicry is an adaptation that some species developed to keep them safe from predators. There are also cases in which mimicry deceives the mimic's prey or a partner within the mimic's own species. Inquisitive minds will learn about the different types of mimicry and find interesting and up-close examples of mimicry in the wild. Fun fact boxes provide additional information while a graphic organizer shows information on similarities and differences.

Camouflage is when an animal's coloring makes it hard for other organisms to tell where they are, what they are, or where they're moving. This helps keep the animals safe from predators and helps them sneak up on their prey. Your readers will learn about the different types of camouflage and encounter examples of each. A graphic organizer displays information in a way that allows readers to quickly and easily draw connections while bright photographs depict the various types of camouflage in the wild.

Albinism is a condition in which there's a lack of pigment in an animal's eyes, skin, scales, or feathers. This condition is genetically transmitted from parent to offspring. Albinism is found in nearly all animal species, including humans, snakes, and beetles. Readers will learn what causes albinism, the challenges albino animals face, and why these animals are so special. Fact boxes provide readers with supplementary information while color photographs capture readers' attention.

With their thick skin and pointy horns, Indian rhinoceroses are not to be messed with. They can weigh almost 5,000 pounds and are the second largest land mammal in Asia. Indian rhinoceroses look like modern day dinosaurs. These animals and their awesome armor provide a hook to introduce young readers to important concepts drawn directly from the Life Science curriculum.

Flowers are delightful to look at, but they also play a critical role in ecosystems around the world. Budding gardeners get a comprehensive look at flowers with this beginner's guide, which comes complete with diagrams, colorful photos, and fact boxes. The age-appropriate text is driven by curricula standards and covers fundamental concepts such as plant life cycles and ecosystems. The text also includes tips for caring for plants and starting a garden at home.

The wild boar is one of the most adaptable animals, and it has a voracious appetite. Readers will enjoy learning about this wild pig, which lives in forest habitats in Europe, Asia, and Africa, and acts as an invasive species in North America. This book will focus on the wild boar's diet, range, adaptations, life cycle, and its effect on the environment. Wild boars are brought to life on the page through accessible facts and fascinating photographs.

Death is difficult to deal with at any age, but for children who are handling it for the first time, it can be extra tough. This engaging book will help young readers learn to navigate this type of situation. Whether it is a friend, family member, or acquaintance who has passed away, readers will learn about the best ways to handle death through the help of relatable stories and colorful illustrations. Practical advice is presented in a way readers of all ages can understand and implement into their own lives.

Readers will delight in learning about a career as a landscaper, focusing on the different tools that help them create beautiful yards, gardens, and parks. This book introduces tools such as pickaxes, spades, and different kinds of shovels, while explaining their function and importance. Readers will learn what landscapers wear to keep themselves safe, such as gloves, goggles, and boots. Color photographs of each tool help readers visualize the material, while information-rich text and fun facts deepen their understanding of the topic. This book includes a graphic organizer of landscaping tools to help students retain information and have a dynamic learning experience.

The Navy's Sea, Air, and Land Forces (SEALs) became even more well known in 2011, after SEAL Team Six assassinated Osama bin Laden. However, this group of elite soldiers has been active since the 1960s. SEALs have been involved in special operations, reconnaissance, counterterrorism, and support all across the globe. This title gives readers a closer look at one of the U.S. military's most famous units, discussing its history, its missions, and what it takes to become a SEAL. Sidebars and full-color photographs give readers a look at this unit beyond the headlines.

The iconic green beret worn by Army Special Forces units dates back to the 1950s in the United States, and the Green Berets are today recognized as one of the strongest arms of the U.S. military. Their missions are uniquely designed for small squads to quickly and quietly take efficient action against enemies abroad. This title takes readers among the ranks of the Green Berets, explaining the units' work in counterterrorism, covert reconnaissance, and more. Colorful photographs complement the text to transport readers behind the scenes of this celebrated unit.

To whom does the U.S. military go when it needs a specially trained force to lead the way? The U.S. Army Rangers, of course! This elite, special ops force has been leading the way for other military units for hundreds of years. From the French and Indian War to the modern war on terrorism, Army Rangers have been called upon to enter dangerous territory to find essential information about the enemy. Rangers are trained for covert operations. They're adept at getting to hard-to-reach areas while carrying heavy packs, whether it's by boat, helicopter, or on foot. The text discusses the colorful history of the U.S. Army Rangers, famous Rangers, and what it's like training for the 75th Ranger Regiment. Amazing photographs of Rangers in action are sure to draw in readers.

No matter how advanced a military is or how intelligent its members are, the reality is that missions will sometimes fail. The Pararescue units of the U.S. Air Force are responsible for extracting soldiers who are gravely injured or trapped behind enemy lines. Pulled from the Air Force's Special Warfare division, these elite soldiers are not only skilled medics, they're also accomplished survivalists. In this title, readers get a glimpse of what it takes to become a member of a Pararescue squad. The accessible text is paired with engaging sidebars to explain the history and modern operations of this unit.

In the digital age, information is a valuable commodity--especially in the middle of a battlefield. That's where Marine Corps Force Reconnaissance (Recon) units come in. Specially trained for covert operations, these elite soldiers put themselves on the front lines to infiltrate enemy strongholds and gather intelligence. This title explores the history of Marine Force Recon units, describes how they fit into the branch's military structure, and explains what it means to work in reconnaissance. Exciting fact boxes give readers more insight into the unit's responsibilities and equipment.

Even among America's top military units, the First Special Forces Operational Detachment-Delta--better known as Delta Force--is considered elite. Its ranks are populated by the best soldiers the United States can offer, and the unit is tasked with sensitive and dangerous work. This title takes readers inside the shadowy Delta Force, discussing its history and some of its declassified operations. The text is supplemented with full-color photographs and engaging sidebars, giving readers a chance to see what it's like to be a Delta Force operator.

Sponges are possibly the world's oldest animals. Their ability to survive and adapt in their surroundings is truly astounding, as is the fact that they've been on Earth for over 700 million years. This scientific guide covers the wild world of sponges, including their life cycles, feeding behavior, and more. Fact boxes provide quick, interesting facts, while a glossary and index complete a comprehensive reading experience. Colorful images take readers on a visual journey through sponge habitats, where there's always something new to explore.

The opaque, blue-green gemstone called turquoise has been mined since the time of the Ancient Egyptians. In this interesting and informative book, readers will learn about the properties of turquoise, how it's mined, and what it has been used for historically. Full-color photographs add interest to the comprehensive content. The attention-grabbing subject matter delivers the lessons of elementary science curriculum in an imaginative and exciting way.

The mesmerizing blue of a sapphire stirs the senses and stimulates the imagination. Readers are invited to take a closer look at the radiant sapphire, scrutinizing it's origins, properties, varieties, and uses. Putting an imaginative spin on curricular science topics, the educational text discusses the processes and environmental implications of sapphire mining. Vibrant photographs complement the book's accessible, informative content.

Readers will be awe-struck by this stunning book about the brilliant, blood-red gems called rubies. The text meets Next Generation Science Standards, featuring thorough analyses of the properties of rubies, the geological processes that form them, and the environmental impacts of ruby mining. This creative spin on curricular subject matter is sure to motivate emerging scientists both in and out of the classroom.

Readers will be mesmerized by this fascinating text about glittering, green emeralds. The book unlocks the mystery of how emeralds form, and sheds light on the mining and refining processes, the gem's properties, and its main uses. Dazzling photographs of the gleaming gemstones will enthuse readers. This intriguing take on curricular subject matter is the perfect supplement to elementary life science education.