Ingenieria asombrosa: Una casa de jengibre: Componer numeros del 11 al 19 ebook

Meet a fluffy little “duck” who doesn’t look like any of the other ducklings! Early readers will learn why they shouldn’t judge someone by appearance with this beautifully illustrated picture book. Children will develop their reading skills as they use their own words to describe what is happening in each illustration. Perfect for both native Spanish speakers and those learning Spanish as a second language, this book helps students achieve proficiency in Spanish.

Count the insects in groups of ten! Beginning readers will enjoy learning skip counting 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 to count is fun and easy with this engaging text!

Narwhals are often called the "unicorns of the sea." But these fascinating creatures are members of the whale family. Read all about narwhals as you practice addition. 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 addition 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...

Por las viejas calles y por los tranquilos canales de Venecia, se mueven unos curiosos seres envueltos en aires de misterio. Adoptan la forma de gatos, pero hay quien dice que en realidad son leones. Todos tienen un secreto que contar, una historia que puede llegar, enviada por el mar, a cualquiera de nuestras playas dentro de una botella de cristal.

Manifest Destiny the name given in the 1840s to a belief that the coast-to-coast expansion of the United States was both inevitable and justified, regardless of the means. Standing in the way were not only the native populations, but also the descendants of Spanish settlers who had lived in the Southwest for centuries. The racist belief that white men rightfully should expand their institutions into the area brought the United States into conflict with Mexico. War was declared in 1846, and by the time the Treaty of Guadalupe Hidalgo was signed in 1848, ending the war, the US had gained...

¿Qué es un “experimento mental”? Como nos dice Martin Cohen, «al igual que los que se realizan en el laboratorio, son pruebas que se conciben con el fin de explorar (o de destruir) las intuiciones que tenemos sobre el funcionamiento del mundo». Este libro imprescindible para todos los amantes del saber, desde los científicos a los filósofos, recopila los 26 experimentos de esta clase más interesantes realizados a lo largo de la historia. Y no es poca sorpresa, para empezar, enterarnos de que toda la ciencia moderna se sustenta sobre los modestos cimientos que establecieron media...

Discusses the various features of Australia, including its climate, mountains, rivers, lakes, animals, vegetation, coral reefs, flightless birds, population, and cities, and history of the Aborigines.