La naturaleza de la materia (The Nature of Matter)

A force is a push, a pull, or a turn. Every force has an equal and opposite force. Forces are always with you! They are all around us. Learn about forces with this Spanish science reader that features easy-to-read text. Nonfiction text features include a glossary, index, and detailed images to facilitate close reading and help students connect back to the text. Aligned to state and national standards, the book also includes a fun and engaging science experiment to develop critical thinking and help students practice what they have learned.

Did you know that most animals in the world don't have backbones? Learn more about invertebrates in this engaging, Spanish-translated nonfiction book. Readers will learn all about mollusks, arthropods, arachnids, and crustaceans while being stimulated from cover to cover with its detailed images and charts, intriguing facts, and informative text.

In this biographical book, young readers will learn about the brave life of Harriet Tubman. Readers will discover how Tubman bravely escaped from her life as a slave to cross the Mason-Dixon line into freedom and how she helped hundreds of other slaves into freedom through the Underground Railroad with the help of abolitionists. The vivid images, stunning facts, and supportive text work in conjunction with the helpful glossary, index, and timeline of Tubman's life to give readers an engaging experience as they move from cover to cover. This book has been translated into Spanish.

Read Along or Enhanced eBook: Find out what surfers need to know to have fun and stay safe in the water in this engaging, Spanish-translated nonfiction title! Invite readers to learn about the history of surfing, surfing culture, what equipment is needed, and more using vibrant images and informational text in conjunction with math skills and upper-level features such as chapter format, a glossary of terms, and an index.

Se dice que los niños son los verdaderos filósofos. Tienen una curiosidad incontenible y sus preguntas hacen titubear muchas veces a los adultos. ¿Cómo explicar el mundo a los niños? El reconocido filósofo Richard David Precht paseó por Berlín durante un verano con su hijo Oskar. Fueron, entre otros sitios, al zoo, al Museo de Ciencias Naturales o a los restos del famoso muro. Durante esas visitas, Precht respondió a numerosas preguntas como «¿Soy yo realmente yo?», «¿Por qué los seres humanos tienen preocupaciones?» o «¿Qué es belleza?». Este es un libro de filosofía...

El tercer tomo de este ambicioso proyecto se introduce en el periodo más convulsionado (1930-1960) del siglo XX Si en el segundo tomo se constató que el sistema educativo fue exitoso en términos políticos y culturales, en este volumen vemos, más bien, cómo la educación se enfrentó, sobre todo, a las bondades y restricciones de la productividad económica y su impacto en el desarrollo social. Si en el periodo analizado los discursos enfatizaban las «reformas» llevadas a cabo por los gobiernos del Frente Popular, luego se comenzó a hablar de «crisis», yes que los deficientes...

"Provides an overview of the design, uses, weapons, and equipment of U.S. Air Force fighter planes. Written in English and Spanish."