Experimentos sorprendentes con la luz

There are one, two, three, four, five dogs to walk. But there is only one dog walker. Collect data on dogs, their leashes, and their names! This Spanish math book combines math and reading skills and uses real-life examples of problem solving to teach subject-area content. The dynamic images, detailed sidebars, practice problems, and math diagrams make learning how to collect data easy and fun. Text features include a table of contents, a glossary, an index, and captions to build vocabulary and increase understanding of math and reading concepts. An in-depth problem-solving section provides...

Este libro presenta el concepto y el vocabulario básico de las virtudes, y ayuda a los niños a reconocer y a clasificar los diferentes buenos comportamientos que aún tienen que desarrollar.

Los cuentos que componen este ejemplar son –tal como anuncia el título– casos 100% reales. No vamos a repetir la trillada frase que reza que "La realidad supera a la ficción", aunque como se habrán dado cuenta, eso es justamente lo que acabo de hacer. Pero es que verdaderamente, de no anunciar de antemano que estos relatos son hechos verídicos, cualquiera diría que son fruto de la más retorcida imaginación. Por supuesto que algunos de ellos están adornados con una cuota de grandilocuencia para amalgamar cuestiones literarias, estructurales y argumentativas que aporten al lector la ...

Groups of American Indians had been living in the Texas region for thousands of years when American settlers decided to expand westward. This captivating book has been translated into Spanish and explores the history of American Indians in Texas and how each group found different ways to live in the region they inhabited. Readers will learn about a variety of tribes, including Karankawa tribe, Jumano, Caddo, Lipan Apache, and Shoshone and discover how they struggled to survive European colonization, the Indian Removal Act, and American expansion. Other topics include the Dawes Act, Indian...