El cielo nocturno

This Ever Popular Subject Is Explained In Detail In This Wonderful Book. How The Earth Is Made From Rock, The Three Different Types Of Rock And How They Are Made And Where They Can Be Found. Talks About How Fossils Are Formed From Sediment And What Role That Plays In Helping Us Learn About Life Long Ago. Talks About How These Fossilized Plants And Animals Became The Fossil Fuels That Are So Important To Our Present And Future Life On Earth.

Three Quarters Of Our Earth Is Blanketed By Water. How This Water Is Used, From Bathing To Irrigating Crops Is Addressed. That Water Travels In A Never-Ending Pattern Called The Water Cycle. Tips On How To Conserve Our Most Important Natural Resource Are Included.

With TIME For Kids content, this 6-Pack teaches students about artists and the materials used to create art. With vibrant images and simple text, this Spanish title will keep students engaged in reading as they develop their foundational literacy skills.

Winning the American Revolution was just the first step. After defeating Great Britain, the American colonies were united in name only. How would this independent nation be governed? During the summer of 1787, representatives went to Philadelphia to solve the problem. The result, the U.S. Constitution, created a new government, establishing the foundations of a free nation and setting a new course for history.

María Sklodovska, conocida años más tarde como Marie Curie, nació en Varsovia en el seno de una familia de escasos medios. Mientras su infancia transcurrió en la Polonia ocupada por los rusos, de joven logró viajar a París para estudiar física y matemáticas, y allí conoció al físico Pierre Curie. Comienza entonces, en un pequeño cobertizo, una de las grandes aventuras científicas de todos los tiempos. Gracias al esfuerzo, la perseverancia y el compromiso con la ciencia, descubrirá el radio, que posee propiedades terribles, pero que, sabiamente dirigido, puede ayudar a curar el...

Mediante explicaciones, mapas, fotografías, y enlaces a sitios de Internet, los lectores de este libro pueden llegar a conocer la geografía del mundo y las costumbres de las gentes que lo habitan.