Primavera

What does this Spanish-translated book, a table, and your big toe have in common? They are all solids! A solid keeps its shape and always has the same volume. Read this Spanish-translated book to learn about solids and how they are different from liquids and gases.

La disputa entre los animales y el hombre es una pequeña obra maestra de la literatura árabe recogida en la Enciclopedia de los Ijwân al-Safâ; («Hermanos de la Pureza», secta filosófica del mundo islámico del siglo X que supo aunar la sabiduría persa y el legado de Grecia con el espíritu religioso del Islam). La disputa es un apólogo de grandes pretensiones en el que se pone en tela de juicio la superioridad del hombre sobre los animales. Con un lenguaje vivo y lleno de colorido muestra las observaciones zoológicas de la época a la vez que critica la sociedad de aquel momento e...

Engineers have built some incredible things. But with every new feat, there is failure. Readers will learn about engineering feats and failures like the Titanic, the Hindenburg, the Hoover Dam, and more in this engaging, Spanish-translated nonfiction title. This book features brilliant images, charts, and intriguing facts in conjunction with informational text and mathematics skills to keep readers active and engaged.

Most of the Earth's changes happen over millions of years, but earthquakes can force significant changes to the land in just a few moments. Readers will learn the science of plate tectonics and its role in the development of earthquakes around the globe. They will also learn that not all rocks are created equal. In fact, rocks are all different ages! This Spanish-translated book concludes with images of the damage and destruction that earthquakes can cause.