El ferrocarril transcontinental (The Transcontinental Railroad)

José María de Mena, cordobés de nacimiento, es Doctor en Filosofía y Letras, especializado en Historia, Licenciado en Ciencias de la Información y Diplomado en Teología. Desde 1946 ha desarrollado su intensa labor docente (en Sevilla y Bogotá), su labor periodística de divulgación de temas históricos (en ABC, Diario Madrid, Diario Da Manha de Lisboa y El Siglo de Bogotá) y su inmensa tarea editorial de divulgación de temas históricos de las ciudades de Sevilla, Córdoba, Barcelona, Madrid y de la historia de España a través de de treinta y ocho libros sobre asuntos de interés...

Sofía and her friends accuse someone of theft based on his appearance, but when the truth comes out, they learn a lesson about passing judgment based on superficial traits.

Take a trip to the British Museum as you explore its fascinating objects and geometric shapes! This famous London museum was built for exploration - and for learning geometry. Learn about its history and artifacts as you build your geometry skills. This Spanish math book seamlessly integrates the teaching of math and reading, and uses real-world examples to teach math concepts. Text features include images, a glossary, an index, captions, and a table of contents to build students' vocabulary and reading comprehension skills as they interact with the text. The rigorous practice problems,...

Say hello to heroes! This book introduces preschoolers to 50 men and women of color who have changed the world! Desde Toussaint L'Overture, el líder de la Revolución haitiana, hasta la jueza Sonia Sotomayor, la primera puertorriqueña jueza de la Corte Suprema de Estados Unidos, estos héroes y heroínas persistieron contra la adversidad y las dificultades para lograr un cambio positivo.From Toussaint L'Ouverture, the leader of the Haitian Revolution, to Justice Sonia Sotomayor, the first Supreme Court Justice from Puerto Rico, these heroes have persisted through adversity and hardships to...