Exploremos el ciclo de la roca (Exploring the Rock Cycle)

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.

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.

The Underground Railroad was the massive effort by slaves and free people to secretly bring thousands of blacks to freedom in the North during the 19th century. This thought-provoking book will capture readers’ imaginations and fill them with awe for the brave “conductors” and “passengers” on the Railroad. They’ll learn about the many safe havens, called “depots,” that housed fugitives and the secret passages within them that hid slaves from their pursuers. Information about the American Civil War and the Fugitive Slave Act, biographies of figures vital to the Underground Railroad,...

Describes the raid on an armory in Harpers Ferry, West Virginia by John Brown, an abolistionist, in 1859. In graphic novel format.

El objetivo de este libro es ofrecer una herramienta de trabajo práctica para el técnico, de forma que al exponer las diferentes acciones técnicas, tácticas y cualidades físicas no se pretende definir el concepto de las mismas sino concretar los objetivos que debe perseguir el entrenamiento de cada una de ellas. El libro se centra, fundamentalmente, en tres aspectos: -Fundamentos del programa. Parte de esta exposición detalla los objetivos y consideraciones que deben tenerse en cuenta en la mejora de cada una de las acciones. Este conocimiento es importante ya que para el técnico no...

Después del gran éxito de sus libros Mis animales y Mi circo ¡Deneux nos invita a soñar! Descubre que la noche está llena de sorpresas. Xavier Deneux estudió en la Escuela de Arte de París. Ha ilustrado más de 20 libros para niños. Actualmente vive y trabaja en París.