Productores y consumidores (Producers and Consumers)

There is so much to explore in the Amazon! Readers are taken on an adventure through the Amazon rainforest to learn about the lush plants and beautiful animals, deforestation, and rainforest conservation in this fascinating, Spanish-translated nonfiction title that features striking photographs and riveting facts.

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.

When the Louisiana Territory was added to the United States in 1803, it about doubled the size of the young nation. It took years to clarify its boundaries and explore every square mile. How this momentous purchase came to be and its implications on the future of the United States are explained in detail in this book. Uncomplicated maps and simple language help developing readers and those in need of review to understand the many changes in this land that started with its purchase in 1803.

Toda la sabiduría popular de ayer y de siempre está presente en las agudas adivinanzas que pondrán a prueba la mente de los niños, obligándoles a razonar e imaginar, completando así su formación académica. Los trabalenguas que se incluyen son la manera más natural de acercarse al lenguaje por medio de la diversión, ayudándoles a mejorar su expresión verbal y su dicción.

La incorporacion de la mujer almundo laboral es uno de los grandes logros sociales del siglo XX. Susconsecuencias se han reflejado en todos los ambitos de la vida y han tenidorepercusiones en todos los niveles, especialmente en el linguistico. No muy atrasquedan los tiempos en los que la Real Academia Espanola definia las variantesfemeninas coronela como "la esposadel coronel" y medica como "la esposadel medico." La presencia de la mujer en profesiones que, hasta hacerelativamente poco, eran patrimonio exclusivo de los hombres ha generadodebates de gran interes. Uno de los mas recientes en...

Introduces young readers to the tyrannosaurus rex, examining its physical characteristics, eating habits, and extinction.