Trenes de Alta Velocidad (Bullet Trains)

Introduce students to the natural ways that the Earth is constantly changing. This Spanish-translated book includes engaging, primary source documents and images that keep students reading as they build their literacy skills and social studies content knowledge. Informational text features help students navigate the text.

¿Cómo te va a ayudar esta guía? ERRORES Y HORRORES MAYÚSCULOS es una guía práctica y visual para no cometer las faltas de ortografía más frecuentes y resolver dudas. Y lo conseguirás sin tener que aprender aburridas teorías o complicadas normas. ¿Cómo? Con ejemplos prácticos, rimas pegadizas y trucos infalibles. ¿Qué encontrarás? - Ejemplos claros que se entienden sin necesidad de memorizar reglas. - Trucos fáciles para resolver tus dudas en los casos expuestos, donde se muestran los errores más habituales. - Rimas sencillas de recordar para evitar faltas de ortografía. No...

The United States has many places to live. People choose to live in small towns and big cities. Why do people live where they do? With examples from both the past and present, this Spanish book teaches beginning readers about the history of immigration to the United States and the factors that influence where people live. Dynamic images in conjunction with Spanish text provides first grade students with an inviting learning experience as they build their reading skills and knowledge of US history.

Mysterious ancient ruins, hidden deep in the jungle of southern Mexico In May 1840, explorers John Stephens and Frederick Catherwood road their mules along a steep, muddy jungle path. They were hoping to find the ruins of an ancient, deserted site in Mexico they knew only from visitors’ accounts. Through the trees, they spied the remains of a crumbling stone palace. Palenque! In the weeks they spent there, the men discovered intricately designed buildings and mysterious glyphs, or symbols. Who built this city? What did the glyphs mean? The questions remained largely unanswered until the...