La Segunda Guerra Mundial (World War II)

The early nineteenth century in the United States was a study of contrasts. On the one hand, the Jazz Age brought cultural liberation, vivacity, and reckless consumption; on the other, the Great Depression brought poverty and desperation to millions. Explore these periods in American history through the eyes of the people who lived them.

" A Daniel, el trabajo en la oficina le resulta muy aburrido; su vida se ha vuelto de color gris. Por si fuera poco, descubre que, en los momentos más inesperados, se eleva desde el suelo. ¡Menudo problema!... ¿Qué puede hacer, por ejemplo, para cubrirse con la manta si la cama se ha quedado abajo y él está durmiendo en el aire?... Pero decide aprovechar su extraña facultad, y entonces... "

Everyone has heard of Albert Einstein--but what exactly did he do? How much do kids really know about Albert Einstein besides the funny hair and genius label? For instance, do they know that he was expelled from school as a kid? Finally, here's the story of Albert Einstein's life, told in a fun, engaging way that clearly explores the world he lived in and changed.

Severn Cullis-Suzuki was only twelve years old when he addressed the entire world: What are we doing to Earth, our home? How far can human greed go? Little Severn embarrassed the world leaders and asked them to be consistent, that their actions would reflect their words. An emotional speech, full of truths as simple as they are revealing, and even more relevant today than when it was delivered. This is a bilingual edition.

En este e-book aprenderás las bases necesarias para comenzar a escribir tus primeros programas para Arduino. En sus páginas conocerás lo fundamental de la sintaxis y también el uso correcto de las variables y constantes. Además se repasa el uso de las estructuras de control de flujo y, finalmente, la importancia de las entradas y salidas, tanto digitales como analógicas.