En el trabajo: Contratistas: Perímetro y área (On the Job: Contractors: Perimeter and Area)

The Grand Canyon is a "grand" place to learn data analysis! Through an examination of its rocks and fossils, students will learn data analysis while reading about a fun-filled trip to Grand Canyon National Park. This Spanish 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,...

Landsat satellites orbit the Earth to get images. Learn how these images are made using heat. Then, find out how these cutting-edge satellites are helping save the planet! Created in collaboration with the Smithsonian Institution, this Spanish book ignites a curiosity about STEAM topics through real-world examples. It features a hands-on STEAM challenge that guides English language learners through every step of the engineering design process. Inspire students to pursue a STEAM career with career advice from a real person working in a STEAM field. Discover engineering innovations that solve...

People today refer to the Midwestern and prairie states as flyover country. During the Civil War, crossing those areas was the biggest obstacle in uniting the East and West Coasts of our divided nation. An act of Congress in 1862 authorized the Central Pacific and the Union Pacific railroad companies to build a railroad that would link the coasts. Seven years later, on May 10, 1869, an overwhelmingly immigrant labor force completed the task when a rail line was join in Promontory, Utah. The states had become united at last.

Comodibujar animales, rostros, y mas ¡Estaguía para dibujar paso a paso es esencial para todos los niños! Consta 365figuras para dibujar, se disfrutarán mientras aprenden una nueva habilidad. Sisus hijos quieren aprender a dibujar niños, coches rápidos, o mascotas peludas,se deleitarán con El libro de dibujo paraniños. Aprende adibujar. Niños y niñas aprenden a convertir su creatividaden habilidad con El libro de dibujo para niños. Conconsejos simples sobre cómo dibujar y técnicas sencillas pronto podrán llevarsu creatividad a un nuevo nivel. Si sus hijos están fascinados con...

"Estos son los poemas breves de su epoca de juventud, que fueron anos de enamoramientos y de actividad rebelde contra Somoza. Algunos de estos poemas son amorosos y otros politicos, y tambien algunos a la vez amorosos y politicos."

Tabula Gratulatoria. Introducción. I. Biografía. II. La ideas. III. Contenido y estructura de las Cartas de Relación. IV. Las Cartas de Relación y la historiografía de América. V. Manuscritos y ediciones. Noticia Bibliográfica. Bibliografía Selecta. Nota Previa. CARTAS DE RELACIÓN: Primera relación. Segunda relación. Tercera relación. Cuarta relación. Quinta relación. Variantes Textuales. Glosario. Índice de Láminas.