Tratamiento digital de señales

Introduce children to ways that the Earth's surface is constantly changing. This Spanish book teaches readers about earthquakes, volcanoes, weathering, and erosion. Featuring stunning images and fascinating facts, children will also learn about famous landforms like the Canadian Rocky Mountains, Angel Falls, Mount Fuji, and Columbia River Gorge. With a glossary, index, and engaging lab activity, readers will be encouraged to further explore the science behind landforms!

El fútbol americano es uno de los cuatro deportes más populares de Estados Unidos y uno de los juegos que mayor cantidad de atención general acapara. Es tan llamativo este juego, que comunidades de todo el mundo lo siguen, ya sea por cable o por Internet, aunque no son grupos nativos de Norteamérica. Por esta razón se hacía necesario un libro que pudiera dejar un documento gráfico sobre este deporte y juego. Este volumen recoge los hitos más importantes de la historia de deporte tan popular y que mueve millones de dólares cada año. A través de sus páginas, los estudiantes...

Advise yourself! Jump into Pigeon English and experience the jubilant, infectious voice of Harrison Opoku--a boy awed by the city, obsessed with gummy candy, a friend to everyone he meets. See why he is bo-styles. How being the fastest runner in Year 7 makes him dope-fine. And how crazy things get when Harri and his best friend launch their own investigation into the murder of a classmate and one of the Dell Farm Crew's hutious criminals feels them closing in on him. You'll want this book to last donkey hours, and you'll see why Harri is truly a "hero for our times." Like Room . . . and The...

Teach beginning readers about the various types of weather including rain, sunshine, snow, fog, wind, and clouds with pages full of bright, colorful images and Spanish-translated, informational text. Through the use of descriptive, academic vocabulary, readers are encouraged to notice the changes in the weather around them. This 6-Pack includes six copies of this title and a lesson plan.