National Geographic Readers: Los Gatos vs. Los Perros (Cats vs. Dogs)

Estaa lleno de imagenes bellas e interesantes que les enseanan a los nianos todo sobre estos animales asombrosos.

What sort of woman has a taste for middle-aged, married men? Ellie, twenty years old and living in Paris, leads a light and carefree life until she meets, through Facebook, "Mister", a married surgeon approaching middle age. Beginning with their frenzied affair in a hotel room in the fifteenth arrondissement, Monsieur details the clandestine Tuesday morning hotel meetings and fleeting phone calls spanning several months of sexual adventure. Generous with her body and never lacking erotic imagination (or partners, men and women), Ellie illuminates her deviations in a lucid, ferocious, and...

El joven Von Neumann y la ciencia europea de principios del siglo XX. Von Neumann y las matemáticas en Gotinga. Su pensamiento científico. En los Estados Unidos. La actividad científica en los años cuarenta y cincuenta. Von Neumann y la ciencia del siglo XX.

La Lucrecia Borja de esta obra es una ilustre patriarca digna de los altos designios de su alcurnia, de genuina raigambre española, que si tuvo errores humanamente disculpables, dejó una estela de portentosa claridad en una fase culminante del Renacimient

Today’s computers come in all shapes and sizes, but not many people actually know how they’re made. The journey from circuits and wires to a ready-to-use computer is a fascinating exploration of science and engineering. Readers get a look inside their laptops, desktops, and even their tablets as they’re shown step-by-step how these electronic marvels are assembled. Readers will love knowing what goes on inside their own machines, and color photographs and simple instructions will show them how they can build their own computer!