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

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.

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.

Libro de texto de religión católica de 2o de ESO, en castellano, para Andalucía. Contiene 144 páginas y 10 unidades didácticas que desarrollan el currículo oficial de la Conferencia Episcopal Española y tiene en cuenta la realidad social de Andalucía. Está destinado a los alumnos del segundo curso de la Educación Secundaria Obligatoria. El eje vertebrador de todo el libro, orientado al aprendizaje de la religión católica en el centro escolar se estructura en torno a estos bloques temáticos: - Las personas nos preguntamos (tema 1) - Por qué y para qué vivimos (tema 2) - Dios...

Discusses the discovery and escavation of King Tutankhamen's tomb and the myth of the curse that seemed to afflict those involved in the tomb's exploration.

Para cambiar la mentalidad racista de su tiempo era necesario el liderazgo de una persona cuya decisión llegara a enfrentarse con valentía incluso a la posibilidad de morir por la tolerancia. Martin Luther King inculcó en su país y en el mundo entero la educación para la paz necesaria para aprender que la acción no violenta es el mejor camino para avanzar en los derechos humanos.

Cynthia Ann Parkers family moved to Central Texas when she was about nine years old. A year later, a large force of Comanche warriors attacked Fort Parker and seized Cynthia Ann and four other captives. The other four were eventually released, but she lived among the Indians for 25 years, immersed in the Comanche way of life. Though given a number of opportunities to go back to her white family, she always chose her life with the Comanche, choosing instead to stay with her husband and children. She eventually returned to white society as an adult.