Las cadenas alimentarias en el desierto (Desert Food Chains)

Posing questions which range from the most unusual matters to the most elementary ones, Questions that make your hair stand on end 2 focuses on the Earth and the Sun. Readers will be able to entertain themselves with very illustrative experiments and will also get to know what is so special about the Eiffel Tower, who Diogenes was, why Magellan lost a day on his way, why we get goose bumps, how can temperature be measured with a cricket, among other curious facts. In addition to the recognition of critics and readers, Questions that Make Your Hair Stand on End 2 was awarded the Premio...

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...

A land of extremes, from active volcanic peaks to dense rain forests, Guatemala has sustained great civilizations and attracted foreign conquerors. While shadows of its vicious, decades-long civil war still linger, Guatemala's people work toward peace and stability in the face of corruption and impunity. Illuminating photographs, insightful facts, and informative sidebars help the reader discover what it's like to live in today's Guatemala, its ancient beginnings, dramatic landscape, rich culture, resilient people, and more.

De acuerdo con el diccionario de la Real Academia Española -DRAE-, la lógica es el método o razonamiento en el que las ideas o la sucesión de los hechos se desarrollan de forma coherente y sin que haya contradicciones entre ellas. ¡No te quedes mudo! Argumenta y sobrevive en este mundo de palabras en este mundo de palabras es un tesoro para cualquiera de nosotros en nuestra vida diaria, en el trabajo, en la escuela, con los amigos y hasta con los abogados porque de manera práctica, sencilla y sucinta nos enseña lógica, nos da tips para discutir y nos permite tener argumentos sólidos...