Dora, la hija del Sol

Discusses the various features of Australia, including its climate, mountains, rivers, lakes, animals, vegetation, coral reefs, flightless birds, population, and cities, and history of the Aborigines.

Latin America’s population is estimated to be well over half a billion people, almost one-tenth of the world’s population, living in thirty-three different countries and territories. This engrossing book explores the people of South America, Central America, Mexico, and the West Indies and provides extensive detail on their diverse cultures. An authoritative overview of the varied and rich traditions of each of these regions is presented, as well as a thorough discussion of the religions, languages, and ethnicities of Latin Americans.

Sesenta autores, desde catedráticos de universidad hasta estudiantes de Secundaria y Bachillerato, nos presentan los cuarenta desafíos que la Real Sociedad Matemática Española propuso con motivo de su centenario.Son cuarenta estimulantes retos que avivan el ingenio. Enfrentándose a ellos, el lector se sentirá un auténtico investigador matemático.Pero no hay que asustarse. No es necesario saber muchas matemáticas. La herramienta esencial para resolver los desafíos es pensar ordenadamente.

Explains the study and teaching of the martial arts, emphasizing the philosophical aspects of this sport.