Aula internacional. Libro del alumno. Con espansione online. Con CD Audio. Per le Scuole superiori

Desde los albores de los tiempos, miramos hacia arriba y nos preguntamos... ¿qué hay allí? La sonda Voyager 2 ha explorado durante más de cuarenta años los confines de nuestro sistema solar y en estos mismos momentos se aventura en el espacio exterior llevando un mensaje de la humanidad. Este álbum nos transporta poéticamente a la profundidad del espacio exterior en un viaje embriagador más allá del infinito. Since the dawn of time, we look up and wonder ... what is there? The Voyager 2 probe has explored the confines of our solar system for more than forty years, and at this very...

Learn the history of number systems with this engaging Spanish book! This text combines mathematics and literacy skills, and uses practical, real-world examples of problem solving to teach math and language arts content. Students will learn place value while reading about the number systems of the Egyptians and Romans, and also learn important vocabulary terms like cuneiform, binary systems, roman numerals, and more! The full-color images, math charts, and practice problems make learning math easy and fun. The table of contents, glossary, and index will further understanding of math and...

Get a close-up look at animals in the zoo, from appearance to behavior to babies. This series uses vivid photos to compare life in the wild and life in captivity in terms of habitat, activity, and diet.

Animalanzas incluye casi doscientos acertijos de Hispanoamérica, ideales para leer y reir en los ratos libres.