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Animal lovers can't help but be fascinated by aardvarks, even if they think it's a little gross that these large animals use their long tongues to slurp up ants and termites. This bilingual book is full of enchanting photographs and interesting facts about these unusual-looking, but very interesting, animals. -
Las ilustraciones y fotografías detalladas de este libro fascinante nos llevan al complicado y agitado mundo de la colmena, donde observamos el "sistema de clases" rígidamente estructurado de la abeja melífera, con sus abejas obreras, zánganos y reina. Se examinan el cuerpo complejo y los sistemas internos de la abeja, a medida que se discute la historia, la producción de miel, la construcción del panal, la reproducción y la construcción de colonias. -
In this informative bilingual book, readers will learn about Abraham Lincoln's life, from his childhood in a log cabin in Illinois to his presidency during the Civil War to his tragic assassination at Ford's Theater. A timeline gives readers a reference point for facts about "Honest Abe." The uncomplicated English to Spanish translation imparts essential biographical data with lessons on perseverance and leadership. -
African buffalo are large and fierce, and they can be very dangerous. This book presents interesting facts in both English and standard Latin-American Spanish about the life and habits of this formidable animal. Readers will be captivated by the book's great photographs, too. -
Aircraft carriers are truly the fortresses of the sea! Students will get an inside-out view of these incredible floating cities, from how they are constructed to how they function as important parts of a country's defense. Students also will learn about the various aircraft that are on board and the crew that keeps aircraft carriers in ship shape! -
Your readers will get a close look at planes such as the Airbus A380, which is the world's largest airliner, and the Lockheed Martin F-35B, which is a short take-off and vertical landing combat aircraft. Readers learn about the engine and design that make flight possible for each aircraft. -
In 1878 in Denison, Texas, a man named John Martin looked up into the sky and saw something he could not explain. Americans have been hooked on the possibility of beings from space visiting Earth ever since. A sense of wonder, and reality, are brought to some popular legends of alien encounters and sightings in this volume. The final chapter explores how these legends have become even more popular thanks to movies, television, and literature. -
This fascinating book explores the history and work of astronauts, the rigors of astronaut training, and what it is like to live and work in space. Brief bios on our most famous astronauts are also included. -
This colorful book explores the history and function of satellites and how they have helped scientists explore outerspace. Readers will also learn that we rely on satellites for communications, mapping, and many other things. -
Your curious readers will learn that going into space is no small endeavor. This book explains the history and function of space missions and how they have expanded our knowledge of the universe. -
Carefully translated and adapted for bilingual readers, the simple language, picture glossaries, and full-color photographs in this book make it fun and easy to learn about baby alligators. -
Introduces ambulances, the people who work in them, and the work that they do helping sick and injured people. -
Bundle up for a fact-finding mission to the Arctic. Readers will learn about Arctic plants and animals, and how they depend on each other for survival in the coldest ecosystem on Earth. -
An introduction to anacondas describes their physical characteristics, life cycle, habitat, and predatory behavior. -
Venezuela's Angel Falls is 16 times higher than Niagara Falls! Angel Falls will capture young readers' attention with its unique history and dizzying heights. -
Because of the biological similarities between many animals and humans, scientists can learn about diseases, and find out how humans might react to medicines, cosmetics, chemicals, and other products by testing them on animals first. According to the Humane Society of the United States, more than twenty-five million animals are used in research, testing, and education each year. Readers learn about the various philosophies on animal testing, what tests are used, and how they are performed. The book presents the pros and cons of animal testing and some of the alternative methods to animal testing that scientists are developing today. -
Este libro invita a los lectores al mundo de los animals que hacen viajes periódicos por agua, y explora cómo se orientan en sus viajes. -
Este libro invita a los lectores al mundo de los animals que hacen viajes periódicos por aire, y explora cómo se orientan en sus viajes. -
Este libro invita a los lectores al mundo de los animals que hacen viajes periódicos por tierra, y explora cómo se orientan en sus viajes. -
Imagine being in a place where the temperature can drop to -125 degrees Fahrenheit! That's how cold it can get on the world's biggest glacier. Students will be transported to the icy chill of Antarctica in this cool book. -
¡Imagínese estar en un lugar donde la temperatura puede bajar a -125 grados Fahrenheit! Así de frío puede llegar al glaciar más grande del mundo. Los estudiantes serán transportados al frío helado de la Antártida en este libro genial. -
This book introduces bilingual readers to Africa's graceful, sure-footed antelope. From delicate gazelles to large, powerful elands, this nature study discusses the lives and habits of these speedy herbivores. The book includes informative text in both English and standard Latin-American Spanish. -
Artificial Intelligence is one of the most intriguing and difficult technological advances ever explored by man. It is the study of intelligent behavior and the attempt to recreate it through technology. This beginner's guide explores, not only the technology behind AI, but the current and future benefits of further exploration. -
The largest continent in the world also has the largest variety of people, land, and animals of any continent on Earth. Students will be delighted with the beautiful images as they read about this bountiful continent. -
El continente más grande del mundo también tiene la mayor variedad de personas, tierra y animales de cualquier continente en la Tierra. Los estudiantes estarán encantados con las bellas imágenes mientras leen sobre este continente abundante. -
Cuando Henry Ford puso un motor en un carruaje de caballos, no tenía idea de que su simple invento revolucionaría el mundo. Lea acerca de cómo una parte cotidiana de nuestras vidas comenzó con un concepto único y simple. -
¿Cómo se convirtió un planeador que voló en el aire por solo 20 segundos en una máquina capaz de volar 1,000 millas en una hora? Los lectores obtendrán todos los hechos en esta descripción detallada de los primeros días de la aviación. -
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Los aviones supersónicos vuelan a más de 1,000 millas por hora. Los utilizan tanto los militares como las aerolíneas comerciales. Este libro está lleno de información sobre todo tipo de aviones supersónicos. -
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Carefully translated and adapted for bilingual readers, the simple language, picture glossaries, and full-color photographs in this book make it fun and easy to learn about baby elephants. -
Introduces the banded sea snake, also known as the sea krait, and describes its habitat, appearance, and habits. -
Los humanos han usado botes por cientos de años. Vea cómo los barcos se han convertido en las poderosas embarcaciones oceánicas que usamos hoy. -
As the world's population expands, so too does the risk of communicable disease and global pandemics. Consequently, healthcare has assumed a greater centrality in the public consciousness both in the United States and around the world. With various national and international organizations dedicated to epidemiological research and disease control, societal welfare has become an increasingly significant aspect of public policy. The historical, legal, and scientific factors that form the basis of public health locally and globally are the subjects of this relevant and revealing volume. -
Many beagles and other scent-driven canines have been used successfully to sniff out bombs, drugs, and lost people, too. Today they are even used to help the many people who have had to fight the rising problem of bedbug infestation. Age-appropriate bilingual text explores the life, training, and work of these bedbug-sniffing dogs. -
The detailed illustrations and photographs in this fascinating book take us into the complicated, hectic world of the beehive, where we observe the rigidly structured "class system" of the honeybee, with its worker bees, drones, and queen. The complex body and internal systems of the bee are examined, as the history, honey production, construction of the honeycomb, reproduction, and colony building are discussed. -
Analiza los conceptos básicos del entrenamiento para el béisbol, incluido el calentamiento, las prácticas de bateo y campo y el trabajo en equipo. -
Presenta la historia de la bicicleta y las muchas mejoras que se han producido a medida que se desarrolló -
Did you know that riders had to use stepstools to get onto the first bikes? Bicycles were once regarded as a nuisance to horses. Read about how they've become a significant part of our lives. -
Amazing mountain animals fill the pages of this exciting bilingual series. Redesigned with new features, each book invites readers to discover the world of creatures that make their home in high places. Young learners will read about each animals unique physical characteristics, behavior, and adaptations to their environment. Through fascinating facts and brilliant photographs, these books paint a vibrant picture of the incredible array of animal life in the mountains. -
This book explains the latest scientific thought behind biodiversity and why a variety of species on our planet is essential. Further, the author explains recent efforts to preserve our world by curbing global warming. -
Introduces the black mamba and describes the physical characteristics, life cycle, habitat, and predatory behavior. -
Introduces the boa constrictor and describes their physical characteristics, life cycle, habitat, and predatory behavior. -
Humans have used boats for hundreds of years. See how boats have changed into the mighty ocean-going vessels we use today. -
Bilingual learners will be thrilled with this outdoor guidebook about bobcats. They are rarely seen in the open, but thousands of these animal hunt throughout much of North America. These powerful predators can take down prey that is much larger than they are. Engaging text in English with standard Latin-American Spanish translation is supported by dramatic, colorful photographs. -
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Luis loves to read, but soon his house in Colombia is so full of books there's barely room for the family. What to do? Then he comes up with the perfect solution: a traveling library! He buys two donkeys, Alfa and Beto, and travels with them throughout the land, bringing books and reading to the children in faraway villages. Beautiful! -
Imagine traveling at half the speed of a jet plane without ever leaving the ground! Students will discover the technology that makes such speeds possible, from special tracks and safety precautions to aerodynamically designed trains. What are the limits to the speed of trains? What imposes those limits? Students also will read about the future of passenger train travel, from flying trains to trains that use huge magnets to levitate inches or centimeters off the track. Some trains safely reach speeds of more than 200 mph! -
Most of us are familiar wiht traveling on a bus. Bus drivers help people in our communities travel from place to place. City bus drivers and school bus drivers follow many rules to keep passengers safe, In bus Drivers, read about hoe these community workers help people every day. -
When Henry Ford put an engine on a horse carriage, he had no idea that his simple invention would revolutionize the world. Read about how an everyday part of our lives started with a single, simple concept. -
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Discute el calentamiento global, su efecto sobre los casquetes polares de la Antártida y el efecto que su fusión tiene sobre el nivel del mar, a través de una historia ficticia en formato de novela gráfica sobre una expedición científica a la Antártida. -
¡El Salto Ángel de Venezuela es 16 veces más alto que el Salto Niagra! Cataratas Angel captará la atención de los lectores jóvenes con su historia única y alturas vertiginosas. -
The spread of harmful chemicals and biological organisms can injure and kill thousands of people and make an infected area unlivable for some time to come. In the age of modern terrorism, many people fear militant organizations will unleash chemical and biological weapons in public places. This book provides readers with an overview of what these weapons are, who uses them and why, and explains how much of a threat they are to our way of life. Over time, countries have pledged to ban the use of CBWs in various agreements, with limited success. -
Chemistry is often a daunting subject for students, fostering a bewilderment that sets in upon their first encounter with the Periodic Table. This book demystifies an important aspect of the subject--chemical reactions--and demonstrates exactly how fascinating and fun chemistry can be. Starting out by explaining just what a chemical reaction is--and what it isn't--the book details in accessible language the various kinds of chemical reactions that are possible. It draws upon readily comprehensible everyday examples, like rusting metal, baking bread, battery power, digestion, rotting eggs, and burning candles. The book then turns to a survey of the history of chemical research, beginning in the Ancient and Classical Worlds, progressing to the Medieval alchemists and Renaissance innovators, and ending with the leading lights of modern chemistry. Readers will be introduced to luminaries such as Antoine Lavoisier, John Dalton, Louis Pasteur, Dmitri Mendeleyev, the Curies, and Ernest Rutherford. It concludes with an inspiring examination of how current research and cutting edge developments are using chemistry and chemical reactions to save lives and insure continued life on Earth. This book amply illustrates the accessibility, relevance, and gee-whiz fun of chemical reactions. -
Curious readers will discover how the world's climate is changing from the greenhouse effect and the ozone hole, and what we are doing to help our planet. -
Introduces Coast Guard cutters and other boats and the work that they do in storms and floods, in law enforcement, and in other situations. -
This is a well-organized look as coastal regions: what shapes them, some environmental threats, and their usefulness in industry and tourism. Several beautiful and interesting coastlines are highlighted, including Cancun and the Great Barrier Reef. Readers will learn about each coastline's location, population, local industries, and environmental threats. -
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Este libro invita a los lectores al mundo de los animals que hacen viajes periódicos por tierra, aire o agua, y explora cómo se orientan en sus viajes. -
Journey high into the mountains to meet the worlds largest flying land bird. Soar among the clouds with this graceful bird as it searches for food. In Condors/Cndores, learn how this incredible animal has been brought back from the brink of extinction. This special English-Spanish bilingual edition enables children to work on their second-language skills as they develop strengths in their primary language. -
Introduces the copperhead, the most venomous snake in the eastern and central United States, and describes its habitat, appearance, and habits. -
The Internet brought about a total revolution in the world of information. Today, anyone with an Internet connection can access a wealth of information online. As our access to data increases, copyright laws struggle to keep up. This book examines how copyright law has been applied to online content, the emerging open source movement, fair use, proper citation practice, and the ethics of using and citing online information. It is an invaluable resource for today's students.
