¿Por qué hibernan los animales? (Why Animals Hibernate)

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.

When rocks change because of environmental conditions, the new rocks are called metamorphic rocks. A rock's chemical or physical makeup may change because of conditions such as temperature, stress, or pressure. Your readers will learn fascinating facts including where metamorphic rocks are most commonly found, the different types of metamorphism, and how metamorphic rocks are identified. Full-color photographs depict these rocks in nature. A helpful graphic organizer shows how these fascinating rocks form.

Although Earth is mostly made up of igneous and metamorphic rock, sedimentary rock covers about 75 percent of Earth's land surface. This means it's the most visible kind of rock on Earth. Sedimentary rocks form when sediment accumulates and compacts. Your readers will learn how sedimentary rocks form, the different types of sedimentary rocks, and how people use sedimentary rocks. Fun fact boxes provide readers with additional information. A helpful diagram illustrates how sedimentary rocks form.

La conmemoración de los 60 años del Teatro Experimental de Jalisco es el motivo para recordar la importancia del teatro en la sociedad, ya que los escenarios y las artes escénicas han servido siempre para dar voz, se han utilizado como vehículo sin censura para expresarse y crear espacios de libertad. Tras seis décadas de operación, este teatro mantiene su misión como un espacio para albergar diferentes voces, diversas expresiones artísticas y para todo tipo de público. Justamente de ello trata este libro: de la huella que ha dejado este recinto en su comunidad a partir de explorar...

Engineers have built some incredible things. But with every new feat, there is failure. Readers will learn about engineering feats like the Titanic, the Hindenburg, the Hoover Dam, and more in this engaging nonfiction title that has been translated into Spanish. This title features brilliant images, charts, and intriguing facts in conjunction with informational text and mathematic skills to keep readers active and engaged.

This collection of some of the best-loved Bible stories will give young children an introduction to the Catholic faith.

[Poema de tema mitológico compuesto por Kā.lidā.sa (400 d.C.). narra la historia de amor entre Ś.iva y Pā.rvatī., reflejando también la cultura de la India clásica.] Traducción con introducción y notas del Kumarasambhava (El origen de Kumara), poema épico-lírico de temática mitológica, compuesto por Kalidasa (hacia 400 d.C.), el más celebrado autor en sánscrito clásico. El hilo conductor de la narración -la historia de amor entre Siva y Parvati- aparece subordinado a la ornamentación y el virtuosismo formal. en las 641 estrofas se ven reflejados múltiples aspectos de la...