El ciclo del nitrógeno (The Nitrogen Cycle)

This upper-level text, perfect for art and culture courses, introduces students to the customs and history of Spain. This volume features a wide variety of readings, cultural activities, and 600 questions about the history, literature, art, and traditions of Spain, as well as a CD-ROM of interactive activities.

In each book in this series, a boy speaks about one of four dinosaurs. The text stimulates the reader’s imagination and considers the characteristics of each dinosaur, highlighting the features that distinguish it from the others.

Un conjunto de actividades de clase que parten de la observación de lo cotidiano: moverse, nacer, crecer, sentir el cuerpo, alimentarse, lavarse, vestirse..., y hacen a los niños/as conscientes de sí mismos y de su entorno.

La hibernación es un ciclo que algunos animales hacen cada año. La mayoría de la gente sabe que los osos hibernan. ¿Pero por qué hibernan? ¿Y qué otros animales hibernan? Hibernation is a cycle that some animals go through every year. Most people know that bears hibernate. But why do they hibernate? And what other animals hibernate?