Cada dólar marca la diferencia

Did you know that swimming pools are used to train astronauts? Athletes use swimming pools to train when they're injured, and doctors use them to help patients feel better. Learn how swimming pools and aquatic therapy help all kinds of people! Created in collaboration with the Smithsonian Institution, this Spanish book ignites a curiosity about STEAM topics through real-world examples. It features a hands-on STEAM challenge that guides English language learners through every step of the engineering design process. Inspire students to pursue a STEAM career with career advice from a real person ...

A 2014 survey by the Substance Abuse and Mental Health Services Administration showed that 8.7 million youths ages twelve to twenty reported drinking alcohol beyond “just a few sips” in the previous month. Those who start drinking before age fifteen are five times more likely to become dependent on alcohol than those who begin at twenty-one. This resource shows young people how to help a friend who is abusing alcohol. It arms them with facts about alcohol, how it affects the teen mind and body, how to look for signs of a problem, and how to bring others on board to help.

El Pseudo Dionisio Areopagita, tres heroísmos en conjunción: Biblia, Filosofía y Religión. Tres dimensiones entrelazadas, elevadas seguro hasta las cumbres de santidad y ecumenismo universal Rudolf Otto, Thomas Merton, los jesuitas, H. de Lubac, Lasalle, W. Johnston... han puesto de relieve la relación entre la más profunda religiosidad del Oriente y Occidente. Como fuente de inspiración les han servido las obras del Pseudo Areopagita, cuya conclusión más gloriosa viene a ser la “Subida del Monte Carmelo y las Noches” de San Juan de la Cruz. Esta edición de sus Obras completas...

This series will capture the attention of ELL students with its irresistible, full-color photographs of young animals in their natural habitats. The Spanish text uses authentic language to describe animal characteristics and life cycles. Each chapter includes a question-and-answer feature about the animal's behavior and physical traits, while a two-page "animal profile" at the end of each book provides quick facts about the animal's size, senses, habitat, and animal relatives.

La cultura medieval islámica ha dado figuras espléndidas. Omar Jayyam, poeta y filósofo, algebrista y astrónomo, es sin duda la más fascinante de todas. Su pensamiento fue heterodoxo, su saber inmenso, su obra variadísima. De lo que nos ha llegado de su poesía no siempre es fácil distinguir lo auténtico de lo apócrifo, y de lo que sabemos de su vida, la historia de la leyenda. Su más importante aportación algebraica, la resolución sistemática de las ecuaciones cúbicas cortando cónicas, se procurará poner al alcance de un lector moderno sin alterar las ideas de fondo.