Construcción y arquitectura

This novel tells the remarkable story of an unusual community of Siberian bandits who are the opponents to Stalin and deported to Transnistria, a long section between Moldova and Ukraine, even today no man's land, ravaged by corruption, organized crime and smuggling. There grew up Nikolai proud to recognize no other authority than his elders and defining themselves as honest criminals.

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...

Students will develop their math skills while engaged in reading about a busy day in the life of a professional photographer. This nonfiction Spanish math book combines math and literacy skills, and uses real-life examples of problem solving to teach subject area content. The full-color images, intriguing sidebars, practice problems, and math diagrams make learning place value relevant and fun. Text features include a table of contents, glossary, and index to increase understanding of math and reading concepts. An in-depth problem-solving section provides additional learning and practice...

¿Cómo combate mi cuerpo los gérmenes? ¿Los peces se hunden o flotan? ¿Por qué explotan los globos? ¿Se te ocurren muchas preguntas curiosas? ¡Este libro está lleno de respuestas alucinantes! Sus divertidas ilustraciones y asombrosos datos exploran todo lo que tiene de magnífico, maravilloso y misterioso el mundo de las ciencias. Esta entretenida colección ofrece respuestas a las típicas preguntas que hacen los niños. ¿Cómo se forma un arcoíris? ¿Por qué flotan los barcos? ¿Para qué sirven los bigotes de un gato? Estas y cientos de preguntas más, con sus respuestas,...