¿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.

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.

1969. Un hombre decide emprender un viaje a Oriente para buscar allí la sabiduría, la espiritualidad y la felicidad que Occidente le niega. Deja a sus espaldas, a la mujer con la que ha compartido todos los sueños y las desilusiones de la Década Prodigiosa.

Micaela es una abeja muy aplicada y, al salir de la escuela, quiere merendar. Micaela, además de inteligente es hacendosa y sabe muy bien dónde se encuentra la comida, pero hay que ir a buscarla, de flor en flor. Por fin, ¡qué rica merienda! Y después ¡qué dulces sueños!

Love story set in Madrid during the last days of the reign of Alfonso XIII. Isabel, an educated young woman from a pro-monarchy family meets Joaquín, whose background is very different. The author means to offer a complete and accurate picture of the ten turbulent years that determined the history of Spain in the twentieth century.

Un joven profesor de arte, llega en mitad del invierno a Venecia, para completar sus estudios. En apenas cuatro días, es testigo del asesinato de un famoso falsificador de arte, se enamora de una mujer excepcional y conoce a personajes tenebrosos unidos por la clandestinidad del delito.