Energía por dondequiera

Students will learn area and perimeter while engaged in reading about a day in the life of a contractor! This Spanish engaging book uses real-world examples to teach math concepts, and incorporates nonfiction reading to increase vocabulary and comprehension skills. The challenging practice problems, graphs, and sidebars provide many opportunities for students to practice their developing math skills, and apply what they've learned to their daily lives. Essential text features like a glossary, index, and table of contents will increase students' interest level and their interaction with the...

Pepe and the Parker family are going to spend a day at the beach. Pepe can't believe his eyes—the Parkers go swimming despite the freezing cold and then drink tea from a thermos to warm-up. Luckily, they soon go to an amusement park instead and then to the pier to go fishing. There, Pepe has a great adventure as he cleverly stops a thief. Pepe y la familia Parker van a pasar el día en la playa. Pepe no sale de su asombro—los Parker se bañan aunque hace un frío que pela y luego beben de un termo de té para calentarse. Por suerte, pronto se van a un parque de atracciones y luego al...

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...

Sherlock Holmes había dado ya muestras de su genio en Estudio en Escarlata y en El signo de los cuatro, pero los lectores no se dieron cuenta de su genialidad. Entonces a Conan Doyle ¿a Watson? se le ocurrió la brillante idea de pasear al detective por una serie de relatos cortos. Empezó publicándolos en la revista Strand en julio de 1891. En octubre, cuando sólo se habían publicado tres historias, los editores le imploraban más aventuras de Holmes, el público agotaba las ediciones y Doyle subía sus tarifas. La presión del público era tal, que antes de terminar los doce relatos...