Words Are Not for Hurting / Las palabras no son para lastimar

Defines levers, explains their functions, and suggests simple experiments to demonstrate how they work.

Describes the raid on an armory in Harpers Ferry, West Virginia by John Brown, an abolistionist, in 1859. In graphic novel format.

"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."

Pon a prueba tus neuronas con 365 enigmas y juegos de lógica, uno para cada día del año. ¿Te gustan los desafíos? ¿Eres el rey de los enigmas? Abre este libro y prepárate para exprimir tu cerebro con 365 divertidos y estimulantes juegos de ingenio. De la mano del matemático Miquel Capó, descubrirás los mejores acertijos, paradojas, ilusiones ópticas y problemas matemáticos. ¡El entretenimiento está asegurado!