El magnetismo (Magnetism)

The US president is the face of the United States to the rest of the world. However, he or she doesn’t have unlimited power within the country. The president has certain powers given by the Constitution, including the ability to make treaties, appoint some important government officials, and veto laws. Readers learn the many duties of the president in simple, clear language appropriate for both younger readers and older readers looking for a succinct review of the topic. Fact boxes supplement the main content with important details about checks and balances, amendments, and more that affect...

Newton's laws aren't the easiest science topics to digest. Struggling readers likely find understanding them even harder. This volume breaks down the topics of force and motion to its most basic and understandable parts, perfect to introduce to readers having a hard time or students looking to review for class. Written in succinct language, each chapter contains fact boxes and graphic organizers to aid all readers as they move from speed, to velocity and on.

Con el título común «Elementos de retórica» se reúnen las dos obras fundamentales que Giambattista Vico consagró a esta cuestión: la lección inaugural del curso académico de 1708 de la Universidad de Nápoles, publicada más tarde como «De nostri temporis studiorum ratione», y el manual de la materia, que Vico explicó en Nápoles entre 1698 y 1741, las «Institutiones oratoriae», y no llegó a editar en vida. Ambas constituyen un capítulo importante de la historia del humanismo y dan testimonio de la conexión entre éste y la retórica. Como ya advirtiera Hans-Georg Gadamer,...

A young boy eagerly awaits the birth of his brother or sister, while imagining that the baby is in a house inside his mother.

Help readers make a difference by encouraging them to learn about the various ways the environment needs our help and the things they can do to reduce their carbon footprint. Readers will learn about the effects of pollution, fossil fuels, renewable and non-renewable resources, deforestation, and recycling through interesting images and charts and informational text. This Spanish-translated nonfiction title features a glossary of terms and a list of helpful websites that encourages children to take part in helping the environment in many different ways.

La obra artística y literaria de José María Baez resulta especialmente atractiva por muchos motivos que van desde su especialización estética hasta su singular afecto al lenguaje. Resultado de ello es su carismática personalidad, donde la erudición y la sentimentalidad parecen entenderse en un cordial equilibrio que, no obstante, no deja lugar para certezas convencionales. Esta obra es, quizá, la prueba más patente de ello: "La vida con los otros" se nos ofrece como una colección de nueve ensayos breves, elocuentes y amenos, donde el autor nos deja ver su gusto por el íntimo tiempo ...