Cómo podemos utilizar el tornillo?

Defines levers, explains their functions, and suggests simple experiments to demonstrate how they work.

Follows the life and career of the French scientist who proved the existence of germs and their connection with diseases.

The Uses Of Wind Energy Is The Topic Of This Book. Explains The Positive And Negative Impact This Form Of Energy Can Have On Our World.

Hernán vuela hasta la India para encontrar su ser espiritual. Allí descubrirá el interior del país y de sí mismo. Con ayuda de su maestro, Suresh el Faquir, prosigue su entrenamiento para completar su iniciación mística, con prácticas que incluyen la peregrinación o los ejercicios de equilibrio sobre el alambre, que ayudan a conseguir el equilibrio en la vida.

An award-winning first glimpse into the diverse natural world of mammals. This addition to the acclaimed About... series explains to children in simple, easy-to-understand language what mammals are, what they eat, and where they live. Beautifully detailed, realistic paintings by wildlife illustrator John Sill introduce readers to the huge variety of mammals, from the tiny white-footed deermouse to the large American bison. An afterword provides more details about the animals featured in the book. Parents and pre-school and primary-grade teachers will find this an attractive choice for...

Teach students about the years of change and reform between World War I and World War II. With this Spanish-translated book, readers will learn about events such as the Harlem Renaissance, suffrage, the stock market crash on "Black Tuesday," and the Great Depression. Primary source documents and images, and other engaging features, aid students in understanding the social studies content.

A partir de la aparición de Pedro Páramo , en marzo de 1955, Rulfo escribe su segunda novela, El gallo de oro. Ambientada en el mundo de las peleas de gallos y concebida como proyecto cinematográfico, probablemente se trate de la obra menos conocida del autor mexicano. No obstante ese desconocimiento, la valoración literaria está al mismo nivel que Pedro Páramo y Llano en Llamas .RM publica esta edición especial de El gallo de oro con dos textos críticos de José Carlos González Boixo y Douglas J. Weatherford, sobre la naturaleza literaria de esta narración, a la que se incorporan...