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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. -
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. -
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. -
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. -
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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! -
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. -
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. -
Some of the most important contributors to the food chain are those creatures that help break things down: decomposers. If not for these birds, bugs, and worms organic matter couldn't be recycled back into nature. Readers will discover the different kinds of decomposers, how they do their job, and why it is so important. This fascinating book includes graphic organizers and annotated illustrations to better explain the food chain. -
Kids will learn all about desert plants, creatures, and much more in this fact-filled book about deserts. -
Kids will learn all about electricity and magnetism through these fun and easy-to-follow experiments. -
Kids will learn all about forces through these fun and easy-to-follow experiments. -
Kids will learn all about heat through these fun and easy-to-follow experiments. -
Kids will learn all about light and sound through these fun and easy-to-follow experiments. -
Kids will learn all about plants through these fun and easy-to-follow experiments. -
Kids will learn all about solids, liquids and gases through these fun and easy-to-follow experiments. -
This explanatory volume shows readers where their sweet and crunchy apples come from. Every step, from farm to table, is explained in accessible language and accompanied by vibrant photographs. -
Presents an introduction to the islands of the world, discussing their different types, climates, wildlife, and inhabitants, and the natural and man-made threats which can endanger their existence. -
Looks at the life and racing career of NASCAR driver Juan Pablo Montoya. -
Describes the key aspects of magnetism, discussing magnetic fields, electromagnetism, and common uses of magnets. -
Our planet, Earth, has only one moon, but some of the other planets in our solar system have more. Young learners explore the fascinating features of these other moons. -
Describes how mountains form, the animals that live there, and how to protect mountainous environments, and includes details on each continent's largest peaks. -
Charles Hatfield Baker III, one of the richest men in New York City, suddenly disappears. His daughter, Julia, wants to find him. The directors of his company want power and money. Do they know where he is? And what is Project Omega? Can Julia find her father and save his company? -
This book dramatically explains the constant and epic battle between predator and prey, and the ways each adapts to its position on the food chain. There is an engaging section devoted to our place in the food chain, the environmental responsibilities of being at the top, and the consequences of over-fishing or over-harvesting. -
Readers will learn about the history of people?s interaction with electric energy and how it works to power our world. -
Discusses how energy is used, explains the issues behind using fossil fuels for energy, and describes how alternative "clean" energy sources can help the environment. -
Discusses the use of water power as an energy resource, describes how water power is turned into electricity, and explains the environmental affect of hydroelectric power. -
Discusses wind power as an alternative energy resource, explains how wind power is turned into electricity, and describes the advantages and disadvantages to wind farms.
