Fundamentos de televisión analógica y digital

Some of the most powerful things in the world are so tiny they can't be seen with the naked eye! Readers will be amazed at what they see when they take a glance at the world of the mini but mighty in this stunningly fascinating Spanish-translated nonfiction title that features remarkable images and graphics, informational text, index, and glossary. Through these features, readers are able to explore and discover such micros as DNA, atoms, bacteria, phytoplankton, and nanotechnology items like nano-robots and microchips! This 6-Pack includes six copies of this title and a lesson plan.

La historiografía local estaría incompleta si se obviara el extenso capítulo escrito durante siglos por las cofradías penitenciales que fueron y son en la ciudad de Valladolid. Por eso, he aquí la investigación, reconstrucción y difusión del devenir histórico de la Cofradía de Nuestra Señora de las Angustias de Valladolid, una de las más antiguas de cuantas configuran el plantel de “Penitenciales” en la ciudad, y una de las cofradías penitenciales con mayor raigambre en la memoria colectiva. En la presente obres se cristalizan años de infatigables y minuciosos estudios...

Young readers are introduced to the concept of habitats in this colorful book. Each spread describes a different habitat and the animals that live there. Children will learn about habitats in forests, deserts, grasslands, wetlands, on mountains, and in the Arctic and Antarctic. An activity asks readers to use what they have learned to match photos of habitats with their habitat names.

Poems celebrating the life and work of Cesar Chavez and the Mexican American labor movement in the 20th century. This thoughtful and beautiful biography illuminates not only the events that made up the great labor leader's life, but also the ideals and inspiration that are his legacy.