Ondas sonoras y la comunicación (Sound Waves and Communication)

Susana, una niña española que padece anorexia, se traslada una temporada al campo con sus abuelos; allí conoce a Nicoleta, una niña rumana cuyos padres han llegado aquí en busca de trabajo. Dos maneras de ver el mundo y de afrontar la realidad totalmente diferentes que, lejos de provocar enfrentamientos, llegan a entenderse y a ayudarse. En esta ocasión, nuestra joven autora nos ha planteado una situación real como la vida misma que ha tratado con una humanidad y una delicadeza especiales; la amistad y la confianza en los demás se ganan paso poco a poco para solucionar los problemas a ...

This book offers a tactile, interactive way to learn how to count to 20. Children are encouraged to trace the numbers with their fingers, find objects, and turn the wheel to reveal the correct number. It will help develop their fine motor skills as well as their powers of observation.

"Latin America's population is estimated to be well over half a billion people, almost one-tenth of the world's population, living in thirty-three different countries and territories. This engrossing book explores the people of South America, Central America, Mexico, and the West Indies and provides extensive detail on their diverse cultures. An authoritative overview of the varied and rich traditions of each of these regions is presented, as well as a thorough discussion of the religions, languages, and ethnicities of Latin Americans."

Presents a line-by-line explanation of the entire United States Constitution, in English and Spanish. Provides a Spanish translation of the Constitution, historical context and student exercises that approximate the decisions made by the Constitution's authors. Written at the fifth grade level.