Bøger udgivet af PowerKids Press

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.

Air pressure and wind are controlling factors of Earth's weather and climate. These forces of nature wield immense power, but how exactly do they work? What is air? What is wind and where does it come from? How can air be measured? What methods do humans use to harness the power of wind? Readers will discover how these incredible phenomenon work and the impact they have on our daily lives.

This informative book invites readers to meet Michelle Obama, the first African-American First Lady of the United States. Children will discover details about her career, her contributions to her husband's presidential campaign, and her new life as First Lady.

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.

We use machines every day, but most of us don't understand how they work. When they break down, most of us have no idea how to fix them. Mechanics are the masters of machines. Readers learn that mechanics work on vehicles, including cars, boats, and buses. They use special tools to take them apart and fix what's wrong, and they use their experience and technology to diagnose problems. They often work long hours, sometimes in bad weather, to get us where we need to go. Your readers will see that mechanics keep our world moving and growing.

Pearls are beautiful flukes of nature. The only gemstones formed inside living creatures, these lustrous gems have fascinated mankind for centuries. Readers will be enchanted by this thorough study of pearls, how they're formed, how they're collected, and their historic uses. Meeting Next Generation Science Standards with a unique spin on curricular subject matter, this book is a guaranteed jaw-dropper for young scientists.

Few objects can catch the fancy and capture the imagination quite as much as diamonds. Since their first discovery, these precious gems have inspired passion, evoked jealousy, and spurred conflict. Readers will study how diamonds are formed, extracted, and processed. Stunning sparkling photographs of the glittering gemstones add dimension to the book's comprehensive content. The book's relevant subject matter makes it a must-have for growing science enthusiasts studying elementary Earth science topics.

Not all pets are furry or feathery, some of them are scaly or slimy. Reptiles and amphibians can be fantastic pets, and readers of this expert guide will learn everything they need to know to take care of these interesting creatures. Stunning full-color photographs introduce readers to different species and breeds, while a handy checklist helps them decide which reptile or amphibian might be right for their home and lifestyle. Fascinating information about how reptiles and amphibians act in the wild helps readers understand their domesticated creatures' needs and behavior. Readers will also learn important information on how to care for sick pets. Full of fun features such as stories about famous reptiles and amphibians, this guide is perfect for both pet owners and nature lovers.

If you've ever tried to cut your own hair, you probably found out quickly that it's much more difficult than it looks. Barbers are professionals trained to cut and style hair. They've spent thousands of hours learning how to do their job. Readers learn that a good barber makes their clients comfortable while they do their work and tries to make sure everyone leaves happy. For some people, going to the barber is an opportunity to socialize with other customers while getting their hair cut. Everyone should leave the barber shop feeling good about themselves, as your readers certainly will.

Rabbits, mice, and even rats are intelligent creatures that can be lovable and loyal pets. All they need is the proper care and a good home. This expert guide teaches readers everything they need to know about caring for these furry friends. Beautiful full-color photographs introduce different breeds of rabbits, mice, and rats. A checklist helps readers choose which of these cute creatures is right for their home and lifestyle. They'll learn how these animals behave in the wild, and how to take care of them when they are sick. Fun fact boxes about famous and newsworthy rabbits, mice, and rats will engage readers. Information-rich and playful, this guide is great for animal lovers and pet owners.

Readers will learn how Tasmanian devils got their fear-inducing name and discover topics ranging from the devil's massive appetite to the role it plays in the ecosystems of Tasmania. Also discussed is Devil Facial Tumor Disease, the contagious cancer that is sweeping through the devil population and putting the animal's future at risk.

This thoughtful book helps young readers explore families with members who have special needs or challenges. It will encourage readers to consider both similarities and differences and to accept differences and challenges as being OK. They'll learn how to help and support friends whose families might have their own unique differences.

About 50 percent of the marriages in the United States end in divorce. Just because parents split up, however, it doesn't mean the family is broken. No matter the reason for the divorce, children's lives will be different. This book empathetically presents children with new ways of thinking about life during and after their parents' divorce. It expertly provides them help in vocalizing and working through their feelings and emotions, and provides useful tools to help them thrive in new family situations.

Wheels and axles may seem basic, but with these inventions humankind has created incredible things. From skateboards to Ferris wheels, these simple machines have changed our world forever. This accessible book helps readers relate wheels and axles to the technology in their daily lives through cool real-world examples. Detailed pictures of machinery with extensive annotations help readers understand key engineering concepts. Fun Technology in Action spreads give readers an up-close look at how mechanical parts work together. This vibrant and engaging approach to simple machines is sure to encourage a passion for STEM, making this volume a valuable addition to any library or classroom.

Pre-K is a great place to be, as readers will learn in this delightful fiction title. Readers are invited to spend a day at school with a relatable narrator and their friends. Readers join in on the fun as the colorful cast of characters learn, read stories, and play outside. Accessible text makes this text fun to read, while colorful illustrations bring the story to life. This title is perfect for introducing young children to the exciting things Pre-K offers, and is also great for reading out loud to younger children.

Tapeworms are gross and creepy, but they can also teach us a lot about science. As readers explore the weird world of tapeworms, they discover fun facts that support science curriculum topics, including animal relationships and life cycles. These fun facts are presented alongside vivid, detailed photographs of tapeworms that are sure to fascinate readers. Having a tapeworm living in your body is anything but fun, but learning about tapeworms can be very exciting for young readers.

After many years of colonist uprisings, colonial Patriots finally decided to band together and fight for their independence from Great Britain. The American Revolution started off as a war between the colonists and the British Empire, but other countries eventually became involved. The war officially ended on September 3, 1783, giving the colonies their independence. In the years after the American Revolution, several other countries had revolutions, such as the French Revolution. It's important for your readers to learn that the American Revolution was certainly not the first revolution to occur in history, but it was one of the first revolutions felt throughout the world, and was indeed, entirely revolutionary.

What's slimy, poisonous, and sometimes cannibalistic? Young readers will love this fact-filled book about fire salamanders. Through engaging text, eye-catching visuals, and fun fact boxes, readers will learn about the behavior, habitat, and anatomy of these slimy salamanders. This book also explains the salamander's superpower--regeneration of limbs--and how it helps them survive. Readers can use helpful tools, such as the table of contents, index, and glossary, to help them navigate the world of these crawling cannibals. Supplemental websites give additional guidance for further research.

Have you ever seen a flea up close? Readers will be able to say they have after viewing a variety of freaky flea photographs as they explore the lives of these creepy creatures. Readers may be familiar with the fleas that crawl on pets. One kind of flea spread the plague that killed more than a quarter of the European population during the Middle Ages. Readers discover this and other important facts about fleas, including what they look like and where they're found. As they read, they learn things that apply to science curriculum topics, including life cycles and parasitic relationships.