La creación de Estados Unidos a partir de las trece colonias mediante las fuentes primarias (The Making of the United States from Thirteen Colonies Through Primary Sources)

Nature is not always kind. Natural disasters like earthquakes and storms can wipe out cities. Entire cultures and their histories are at risk of being lost. When disaster strikes, some people work to save cultural items. They preserve culture for the future! Created in collaboration with the Smithsonian Institution, this Smithsonian Informational Text builds students' reading skills while engaging their curiosity about STEAM topics through real-world examples. It features a hands-on STEAM challenge that guides students through every step of the engineering design process and is perfect for...

Los contenidos de este libro se corresponden con los del módulo 816_3, perteneciente al certificado de profesionalidad "Gestión del montaje y mantenimiento de parques eólicos". Este libro intenta ofrecer una completa panorámica del funcionamiento de un parque eólico, empezando por unas muy completas nociones sobre qué es y cómo funciona y continuando por un análisis de su gestión integral y la operativa específica que implica su puesta en marcha. Índice 1: sistemas eólicos de producción de energía eléctrica 2. Gestión del parque eólico 3. Operación en parque eólico 4....

Want to make cool apps and games, but don't know where to start? This straightforward guide gives you everything you need to start making your own fun programs, using simple step-by-step guides. Learn the programming languages Scratch and Python to create games, animations, utilities and more.

Why do we need water to live? Find out in this informative title that explains the importance of water to all living things.