Mujeres en la política (Women in Politics)

Advances in science have changed our world, all thanks to the scientists behind important discoveries. Some of the most important discoveries have come from female scientists, who were as unique for their work as they were for being trailblazers in a male-dominated industry. This text offers a biographical treatment of such important scientists as Marie Curie, Rachel Carson, and Jane Goodall, as well as others who have made it possible for women of the future to have a career in science. Age-appropriate text, fact boxes, historical and modern images, and a comprehensive timeline complete the...

* ¿En qué punto nos encontraríamos si no existiesen la rueda o el vidrio? Imagine la vida sin el cemento o los ordenadores. * Piense durante un momento cómo mejoran nuestra salud y nuestro bienestar las vacunas y el marcapasos. * La sofisticación de la medicina contemporánea es una proeza excepcional que permite a muchas personas vivir con unos niveles de atención sin precedentes. * Pero el progreso médico tiene un precio que también forma parte del paisaje médico actual: resistencia a los antibióticos, bacterias multirresistentes que mutan constantemente y las consecuencias...

"Some things are so huge or so old that it's hard to wrap your mind around them. But what if we took these big, hard-to-imagine objects and events and compared them to things we can see, feel and touch? Instantly, we'd see our world in a whole new way." So begins this endlessly intriguing guide to better understanding all those really big ideas and numbers children come across on a regular basis. Author David J. Smith has found clever devices to scale down everything from time lines (the history of Earth compressed into one year), to quantities (all the wealth in the world divided into one...

Young readers will be inspired by this biography about the first woman to fly solo across the Atlantic. The appealing images, helpful text, and supportive timeline, glossary, table of contents, and index combine to create an engaging experience as readers learn about one of the greatest female pilots of all time. This 6-Pack has been translated into Spanish and includes six copies of this title and a lesson plan.

Una obra poética basada en la metáfora de un pajarito que estuvo cautivo, que después de algunos años logra salir, y decide cantar una dulcísona tonada, al compás de tres notas en una; quizá alguien lo escuche, y tal vez disfrute de su canto...Mientras tanto, el pajarito solo espera... Descansa en un curioso columpio... Reposa a través del tiempo... Está es la historia de ese pajarito cautivo, que misteriosamente logró estar libre.¿Cuál es su nombre? ¿Cómo salió? ¿Alguien lo liberó? ¿Quien podría ser?Y lo más importante... Que sea quien sea, debió de tener la llave. Más...