La naturaleza de la materia (The Nature of Matter)

Give students insight into the Industrial Revolution, how it influenced innovation and employment in the United States, and how it changed the lives of Americans at the beginning of the 20th century. With this nonfiction Spanish-translated book, readers will learn about assembly lines, patents, labor unions, child labor laws, labor unions, muckrakers, and immigrant and slave labor. Colorful images, supporting text, a glossary, and other features keep students engaged and help them better understand the content.

Read Along or Enhanced eBook: Take a journey into the wild world of reptiles and amphibians! Readers will learn about crocodiles, lizards, snakes, tortoises, and salamanders. Featuring a glossary, index, colorful images and charts, intriguing facts, and clear, informative text, readers will be sure to be enthralled as they move through this engaging, Spanish-translated book.

El mundo entero heredó de la cultura árabe conocimientos de aritmética, arquitectura, agricultura, medicina, astronomía, filosofía y literatura y miles de palabras españolas son de origen árabe. Este abecedario está ideado como una introducción al niño en la cultura árabe.

Grouping and classification are among the first math and science skills that children need to learn. This fun book will challenge children to observe natural creatures to see what makes them the same and different. It presents an interesting way of looking at objects, because the objects may not be exactly the same. For example, birds have two wings, but the wings of different birds may not look similar.

Which animals and plants can survive in a dry desert environment? Readers learn about the living things that make up desert food chains, including cacti, snakes, and scorpions. Colorful photographs of desert life make readers feel like they’re exploring new parts of this habitat with each turn of the page. Fact boxes provide additional information about the creatures that make up desert food chains, and a detailed food web shows how these food chains all come together. The desert is an extreme habitat, and readers will enjoy learning about the extreme plants and animals that live there.

En los últimos años, el inglés como lengua extranjera en la mayoría de los ámbitos de la vida cotidiana ha cobrado especial relevancia. De esta manera, el proceso de globalización impone el uso de este idioma para la negociación y gestión de operaciones de comercio internacional. A lo largo de este manual, se presentan una serie de pautas gramaticales y de expresión de la lengua inglesa en relación con las distintas actividades que se pueden desempeñar en los entornos laborales internacionales. Así, se fomentan una serie de habilidades lingüísticas, como la comprensión y...