Discoverer Enterprise

Many children have heard of dams, but not many know what they are. This book engages young readers as it reveals the many fascinating aspects of the worlds largest dam, which was built on the border of Paraguay and Brazil.

Huracanes y tornados is one book in the Spanish-language Gran Atlas de la Ciencia series that covers today's most popular science topics, from digital TV to microchips to touchscreens and beyond. Perennial subjects in earth science, life science, and physical science are all explored in detail. Amazing graphics--more than 1,000 per title--combined with concise summaries help students understand complex subjects. Correlated to the science curriculum in grades 5-9, each title also contains a glossary with full definitions for vocabulary.

The dynamic books and accompanying audio CDs in this series introduce babies and young children to popular and traditional Spanish songs and classic folktales. Perfect for native and nonnative Spanish speakers alike, these guides teach basic vocabulary and are a useful and entertaining resource for helping children develop beginning language skills. Los libros y los CDs de audio adjuntos y dinámicos en esta serie introducen a los niños a canciones populares y tradicionales y cuentos folclóricos clásicos en español. Tanto para hispanohablantes como hablantes no nativos, estas guías...

Al examinar las Autonom-as espaolas, lo primero que llama la atencin es que han multiplicado el nmero de pol-ticos y de funcionarios necesarios para que funcione -aunque sea mal- el mastodntico Estado autonmico. El principal inconveniente de la autonom-a territorial es su alt-simo coste, no siempre justificable, que se agrava porque la falta de control estatal facilita los despilfarros de los gobernantes de las CC.AA., quienes acaban financindose con una deuda pblica que ha llegado a ser inasumible, y que pone en peligro tanto la supervivencia de la propia autonom-a territorial como la...

Learn how technology has improved lighthouses over time with this book that features a hands-on STEAM challenge and uses real-world examples to give insight into how the engineering design process is used to solve problems.