¡Supervivencia! Jungla (Survival! Jungle)

Asteroids and comets shoot straight through space. They just look like bright lights with tails, but there is much more to these fascinating objects! Learn all about asteroids and comets in this Spanish-translated book.

What do you do if you find yourself stranded at sea? This useful Spanish-translated nonfiction book gives readers the information they need in order to survive at sea. With essential tips and instructions, helpful diagrams and images, a bibliography, and a list of other useful websites, readers will learn everything they need in order to survive--from the dangers of hypothermia, what to do if there's only saltwater available, and other useful survival skills.

Most of the Earth's changes happen over millions of years, but earthquakes can force significant changes to the land in just a few moments. Readers will learn the science of plate tectonics and its role in the development of earthquakes around the globe. They will also learn that not all rocks are created equal. In fact, rocks are all different ages! This Spanish-translated book concludes with images of the damage and destruction that earthquakes can cause.

Death Valley is one of the hottest and driest deserts of the world! Readers are taken on an adventure through Death Valley to learn about the plants and animals that survive in this dry, hot desert landscape in this engaging, Spanish-translated nonfiction title. Featuring vivid photographs, informational text, and riveting facts about desert ecology, readers will be fascinated from beginning to end!

El primer tomo recrea los ultimos dias de Tula, la gran ciudad fundada por los toltecas. El segundo relato de esta obra se refiere a dos comunidades del valle de Mexico: Xochimilco, un pueblo agricola y Mexico-Tenochtitlan, la gran capital del imperio mexica. La narracion recrea la epoca en que muchos viajeros acudian a la gran ciudad para intercambiar sus productos.

Written with sympathetic humor and compassion, this masterful portrait of upper-class decline made Ivan Goncharov famous throughout Russia on its publication in 1859. Ilya Ilyich Oblomov is a member of Russias dying aristocracya man so lazy that he has given up his job in the Civil Service, neglected his books, insulted his friends, and found himself in debt. Too apathetic to do anything about his problems, he lives in a grubby, crumbling apartment, waited on by Zakhar, his equally idle servant. Terrified by the activity necessary to participate in the real world, Oblomov manages to avoid...

What substance can act like both a solid and a liquid? Slime! Want to find out how to make your own? Just follow the simple steps inside this book

La historia de la ciencia en la Edad Media es, hasta el siglo X, la del mantenimiento precario de los escasos saberes de la Antigüedad clásica que habían sobrevivido en occidente. A partir de entonces, la traducción del árabe de las obras de autores griegos fue la tarea fundamental. En el siglo XIII aparecen los primeros matemáticos medievales realmente creadores - Fibonacci, Jordano Nemorario y Nicolás de Oresme, entre otros. Al estudio de la obra de estos científicos y la de sus precursores está dedicado este libro.