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)

Think you'd like to be a fire fighter? Learn about the special equipment fire fighters use, their role in community safety, and their lives at the station. This book features a comprehensive timeline of the history of firefighting from its origins in ancient Rome through firefighting practices of today plus vocabulary related to fire fighters and fire safety.

The need for speed is the motivating factor in this engaging, Spanish book. Readers learn the history of travel from the very slow to the supersonic and beyond, including everything in between. They learn and discover the factors that influence motion for all types of vehicles: land, air, and water alike. They also learn different ways to measure speed and read about energy uses for different vehicles. With greater speed comes greater risk. Readers learn how engineers are always seeking new and better ways to keep people safe as they travel faster and go farther.

Plymouth Rock chickens and Silkie chickens are just a couple of the many breeds of chickens living on farms. Readers will learn how farmers raise chickens and what different breeds are called. This high-interest book combines eye-catching photographs with manageable text to best reach its readers. Readers will love learning chicken fun facts, while gaining an understanding of why chickens are farmyard staples. Text is supported by a variety of tools, including a picture glossary, table of contents, index, and additional websites.

la música del segle XX. Els assajos que componen aquest volum tracten de problemes inherents a la història de la música en les seves relacions amb la cultura, les ideologies i el pensament estètic del segle XX. I a la llum de l'evolució més recent es mostra que hi ha hagut gran multiplicitat d'experiències musicals vàlides. En els últims decennis s'ha pecat d'una sobrevaloració d'alguns corrents de l'avantguarda darmstadtdiana a obres de forta influència del pensament crític d'Adorn i de la seva escola. I aquestes reflexions són sempre d'extrema actualitat, de la solució de la...