Exploremos los minerales de la Tierra (Exploring Earth's Minerals)

When winter hits, many people in colder climates spend most of their time indoors. But what do wild animals do? Some animals spend winters hibernating. Beginning readers will learn what hibernation is, why some animals hibernate and others don't, and how hibernating animals prepare for their long sleep. Full-color photographs grab readers' attention and allow them to draw connections to the narrative. Readers will love learning about this mysterious, restful time in some animals' lives.

The rock cycle has been taking place for millions of years. However, geologists have only known about this phenomenon for about 300 years. Young terrestrial explorers are introduced to different types of rocks, where in the cycle these rocks fit, and where in Earth's layers each step takes place. Fact boxes provide readers with fun additional information. A diagram helps readers make sense of the new information they're learning.

Sinopsis: Películas, poemas, pinturas y anécdotas de sus vidas, obras, amores y odios en la Residencia de Estudiantes. Una rigurosa y sostenida labor de muchos años, con el apoyo de abundantes documentos inéditos y de una depurada consulta de materiales y testimonios.

The Mi Mini Biografia series are Spanish language biographies for the earliest readers. This book examines the life of Martin Luther King, Jr. in a simple, age-appropriate way that will help children develop word recognition and reading skills. Includes a timeline and other informative backmatter.

¿Alguna vez haz escuchado frases como... el dinero no crece en los árboles, el dinero no importa, la felicidad no puede comprarse, el dinero es el motivo de todos los males, pobre pero feliz, el dinero cuesta ganarlo, el dinero saca lo peor de la gente, el dinero corrompe, el dinero divide a las familias, hay que sacrificarse para ganar el dinero o... el que no tranza no avanza, seguramente es narco, de seguro ha de andar en malos pasos o, simplemente, tuvo suerte? Éstas, son tan solo algunas ideas y costumbres que heredamos de nuestros padres o de la sociedad misma, con las que solemos...

Did you know that pigs are some of the smartest animals on Earth? Pigs keep themselves very clean. Discover more about these farm animals in My Pig.