Nicaragua

Aunque tener buenos amigos es una aspiración permanente, no es fácil. Para ello, hay que saber y querer tener amigos y poner los medios adecuados. La improvisación -"vivir sobre la marcha"- no da buenos resultados. Y así, todo esfuerzo para poner por obra las nociones básicas acerca de la amistad da buenos resultados. En estas páginas encontrarás esas ideas.

Why did the Civil War begin? Which states were part of the Union and which were part of the Confederacy? Readers will learn the answers to these questions and more as they move through this fascinating nonfiction Spanish-translated title. The easy-to-read informational text, engaging facts, and vivid images and illustrations help highlight some of the aspects that led up to the Civil War, including slavery, the Underground Railroad, abolitionists, the Fugitive Slave Act, the Dred Scott Decision, and the Lincoln-Douglas debates. The accessible table of contents works in conjunction with the...

Había una vez un gorrión muy preocupado. Todas las demás aves levantaban la vista para mirar el magnífico cielo azul y cantaban de alegría; pero no el gorrión muy preocupado. Él solo se preocupaba. Le preocupaba volar, le preocupaba que le faltara comida, le preocupaba encontrar una pareja y construir un nido... ¡y sobre todo le preocupaba el terrible gavilán!Hasta que descubrió algo muy importante.There was once a Very Worried Sparrow. All the other birds looked up at the bright blue sky and sang for joy. But not the Very Worried Sparrow. He just worried. He worried about flying,...

What is matter and where can it be found? Everything in the world is made of matter, whether it is a solid, a liquid, or a gas. Important ideas about matter such as volume, mass, and how matter changes state are conveyed through a series of easy-to-do experiments.