La compra de Luisiana (The Louisiana Purchase)

Swamps are one kind of wetland biome. Like other wetland biomes, a swamp’s water must be clean in order for the wildlife in it to thrive. Readers learn the main features of both freshwater and saltwater swamps, as well as where some of the biggest swamps are on Earth. Science curriculum topics such as food chains and conservation make the main content a great complement to classroom learning. Full-color photographs and inset maps aid readers in identifying this interesting biome in the world around them.

A lo largo de dos cartas dirigidas a un juez, un joven y aparentemente exitoso asesor bancario desgrana sus inquietudes y desvelos, la amargura que se oculta tras una fachada de triunfo social. Silva denuncia el sentimiento de estafa vital que asalta a muchas personas víctimas del modo de vida occidental. Una novela aparentemente sencilla, pero de indudable valor testimonial.

Readers are given helpful information about the dangers of drugs and alcohol, including narcotics, hallucinogens, and prescription medications in this Spanish-translated nonfiction book. Through detailed images, diagrams, informational text, an index, a glossary of terms, and a list of websites that provide additional information, readers are given the tools and information they need to educate themselves about addiction, drug abuse, the health and social issues that drugs and alcohol can cause, and how to say no to peer pressure.

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

Ordeñar una vaca es el primer paso para hacer un helado delicioso. ¿Pero qué sucede después? Los lectores pueden seguir el proceso paso a paso para aprender cómo se hace el helado. Milking a cow is the first step in making yummy ice cream. But what happens next? Readers can follow the process step by step to learn how ice cream is made in this Spanish-language book.