Universo Hawking

La señorita Carola y sus estudiantes se encogen del tamaño de una gota de agua y aprenden, de primera mano, como obtenemos agua pura.

Manifest Destiny the name given in the 1840s to a belief that the coast-to-coast expansion of the United States was both inevitable and justified, regardless of the means. Standing in the way were not only the native populations, but also the descendants of Spanish settlers who had lived in the Southwest for centuries. The racist belief that white men rightfully should expand their institutions into the area brought the United States into conflict with Mexico. War was declared in 1846, and by the time the Treaty of Guadalupe Hidalgo was signed in 1848, ending the war, the US had gained...

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.

Esta selecci n de versos del poeta tapat o Ricardo Y ez pretende llevar a los ni os a aprender la poes a en su m nima expresi n. Cada doble p gina compone un par de versos con una imagen de gran fuerza po tica hecha mediante un collage Para ofrecernos una met fora de los versos en un estilo impresionista. Letra y color se amalgaman en una propuesta po tica pensada Para ni os y todos aquellos que se inician en la poes a.