La Lupa y sus misterios

Con la conquista de los cielos, el ser humano ha puesto a prueba su fisiología, llevando a su organismo hasta límites impensados. Con el avance en el vuelo, el cuerpo se ha visto cada vez más expuesto a diferentes situaciones que comenzaron a causar afecciones fisiológicas en todo su organismo. Cambios te presión, cambios de temperatura, exposición a radiación, entre otro. Fisiología aeronáutica es una obra dedicada al estudio y análisis de las principales afecciones a las que el organismo humano se ve expuesto durante las actividades u operaciones aéreas. Es importante que el...

It was September 14, 1814, and America and Great Britain were at war. Frances Scott Key watched from the deck of a British ship, where he was being held captive, as cannons exploded around them. After 25 hours, the fighting ceased and Key peered through the clearing smoke, looking for some sign as to the outcome of the battle. Was the American flag still flying? His wartime experience inspired Key to write a poem, which was later set to music and became America’s national anthem. This book tells the story of the inspiration behind our national anthem, which helped transform the flag into a...

Teach young students about the men and women who serve in the armed forces for the United States. This Spanish-translated nonfiction book helps readers understand the importance of our nation's veterans, and how to honor them on Veteran's Day. Primary source documents and images engage readers as they build their literacy skills and social studies content knowledge.

Poetic text recounts the childhood of the noted Spanish poet, including his love for the nature and folklore of his native Andalusia, his introduction to music and literature at home, and his health problems.