Los Artículos de la Confederación (Articles of Confederation)

When we look up at the night sky you can see millions of stars, but what do you think we could see in space if we left Earth? If we could hop into a special ship and blast off, traveling billions of miles away from Earth, we’d see the Milky Way galaxy. In this book, readers take an incredible journey through that galaxy, exploring the universe and learning how it was formed and what will one day happen to these enormous groups of stars. From mysterious dark matter to the black holes at the center of galaxies, readers will also dive into the mysteries of the universe scientists have spent...

The idea of the Roaring '20s conjures up images of speakeasies, women with short, saucy hairdos, and hot jazz. Readers will learn about the historical events that define this decade, including the devastating war that preceded it. An explanation about project-based learning will help readers understand how it can help them research their topic in unique and interesting ways. Constructive suggestions offer ideas for projects, while encouraging readers to take their studies in new and interesting directions.

Descubre todos los secretos de los jeroglíficos. ¡Te sentirás como en el antiguo Egipto! La escritura jeroglífica egipcia es uno de los sistemas de escritura más bellos, fascinantes y expresivos que se han inventado nunca. En el Antiguo Egipto sólo un selecto y reducido número de personas sabía leer y escribir jeroglíficos, pero ahora tú también puedes reconocer y escribir una selección de nombres, títulos, descripciones, refranes, saludos ¡e incluso insultos! La escritura jeroglífica es muy diferente a la escritura que nosotros conocemos, los signos expresan emociones,...

As a young boy, Jos Marti he traveled to the countryside of Cuba and fell in love with the natural beauty of the land. During this trip he also witnessed the cruelties of slavery on sugar plantations. From that moment, Mart began to fight for the abolishment of slavery and for Cuban independence from Spain through his writing. By age seventeen, he was declared an enemy of Spain and was forced to leave his beloved island. Marti traveled the world and eventually settled in New York City. But the longer he stayed away from his homeland, the sicker and weaker he became. On doctor's orders he...

This Is My Bear features adorable teddy bears that teach opposites, such as big and small. Simple vocabulary and repetitive text boost reading skills, while a strong photo-text match aids comprehension.

"Este manual está dedicado a todas aquellas personas que se aproximan, sin formación previa, al dibujo de espacios y formas. Está basado en la experiencia de la enseñanza a alumnos con un conocimiento básico o inexistente. En él se analizan los elementos que se deben conocer sobre percepción, perspectiva y geometría aplicados al dibujo a mano alzada. Con estas herramientas es posible alcanzar un buen nivel independientemente del punto de partida"--Publicaciones Arquitectura y Arte.