La antigua Roma (Ancient Rome)

Wind Power: A waving flag, blowing leaves, a kite soaring through the skyall are moved by wind power. Wind is also our fast-growing source of energy. Find out how wind forms and the different ways we may use it in the future.

Winning the American Revolution was just the first step. After defeating Great Britain, the American colonies were united in name only. How would this independent nation be governed? During the summer of 1787, representatives went to Philadelphia to solve the problem. The result, the U.S. Constitution, created a new government, establishing the foundations of a free nation and setting a new course for history.

Introduces the geography, history, religion, government, economy, and culture of one of the poorest countries in the western hemisphere.

A biography telling the life story of Clara Barton, who served as a Civil War nurse, and started the American Red Cross. Written in graphic-novel format.

La Didáctica se ocupa de la búsqueda del conocimiento necesario para la comprensión de la práctica pedagógica, y de la elaboración de formas adecuadas de intervención, de modo que el proceso de enseñanza-aprendizaje se realice de manera tal que haga viable, de hecho, el aprendizaje de la mayoría de la población -aún persisten los alarmantes índices de fracaso, absentismo y repetición de curso en los primeros años de la Educación Primaria-. A partir de esta óptica, se hace urgente promover unas revisión crítica de la enseñanza y la investigación en Didáctica e indicar...