Crisis energética: El futuro de los combustibles fósiles (Energy Crisis: The Future of Fossil Fuels)

From art and architecture to politics, philosophy, and mathematics, "western civilization" owes a great deal to the achievements of ancient Greece, but what do we really know about this long-gone civilization? How did geography influence the politics of the Greek city-states? What's the difference between an agora and an acropolis? This book takes readers several thousand years into the past, when independent city-states ruled the Mediterranean Sea, to find the answers. Full-color photographs and maps, accompanied by accessible text, introduce readers to the many contributions the ancient...

El presente volumen reproduce, de acuerdo con la edición alemana de Annemarie Gethmann-Siefert y Bernadette Collenberg-Plotnikov, uno de los juegos de apuntes correspondientes a las lecciones de Hegel sobre estética o filosofía del arte impartidas en el semestre del verano de 1826 (un año antes de la publicación de la primera parte de la filosofía del espíritu absoluto, dedicada también al arte, de su monumental Enciclopedia berlinesa). Se trata de los apuntes, tomados al dictado en clase, de F. C. H. V. von Kehler.

Count, sort, and classify the dress-up hats, cowboy hats, and silly hats! Beginning readers will enjoy learning to classify and sort objects with this brightly illustrated Spanish book. Featuring vivid images and easy-to-read text, this full-color book develops students' math and reading skills and introduces them to early STEM themes. The Math Talk section includes questions that will increase understanding of basic math and reading concepts and develop students' speaking and listening skills. Learning math is fun and easy with this engaging text!

Explains some of the challenges and rewards of having a friend with ADHD using everyday kid-friendly examples--in both English and Spanish

Con motivo del IV centenario de la muerte de Benito Arias Montano, la Universidad de Huelva organizó un congreso internacional al que acudieron algunos de los principales estudiosos montanianos. Este libro recoge las aportaciones del encuentro, dedicadas a uno de los principales estudiosos de la teología hispánica como Melquíades Andrés Martín.