Nubes

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.

Poderosas y demoledoras memorias que reflejan la infancia de la autora en un mundo hecho añicos por la guerra: la huida de su casa y la separación de su familia cuando estalla la Guerra de los Seis Días; la dura vida de los refugiados palestinos; la inesperada alegría al conocer el alfabeto árabe... La lengua será su refugio

Examines the nature of inclined planes and wedges, how they can reduce the amount of force necessary to perform work, and ways in which they are used.

Using helpful charts, graphs, informational text in conjunction with vivid images and intriguing facts, this engaging, Spanish-translated title allows early elementary readers to explore the ecosystem, plants, and animals of the deserts around the world.