Viaje Al Sol (a Trip to the Sun) (6pack)

The sun is responsible for all life on Earth, but what exactly is it? Our star is an amazing force that can be as dangerous as it is important. From solar flares to the threat of blowing up altogether, the sun is one of the most interesting things in our solar system. Readers take a trip to the sun to see how it works and exactly what it is made of. They’ll learn about the life cycle of a star and see just how long we have until we have to find a new planet to call home. Don’t worry, they’ll be happy to learn that (hopefully) we have millions of years left!

The greatest thinkers of humanity at your fingertips, in minutes! If you thought you would never be able to understand the essential classic authors, you were wrong! With our "Summarized Classics" collection, you will understand the main ideas of the most important thinkers in a very short time and with little effort. The present volume covers the central axes of this discipline. Among them, the reader will find an analysis of the following: In addition to a summary of the essentials of the classic work Leviathan (1651), we offer the reader a description of the historical context in which...

La hemodiálisis es un proceso que consiste en filtrar la sangre del paciente a través de la máquina de diálisis atravesando un filtro de limpieza y volviendo de nuevo al paciente. Los técnicos y auxiliares que trabajan en esta área deben estar familiarizados con el trabajo que allí se lleva a cabo y debe tener bien definidas sus funciones. En la primera parte se exponen los aspectos generales de la hemodiálisis, diálisis peritoneal y las técnicas alternativas. En la segunda parte se plasma los cuidados que se han de llevar a cabo durante todo el proceso. Tema 1: Aspectos generales...

In 1848, gold was discovered in California, attracting over 300,000 people from all over the world, some who struck it rich and many more who didn't. Hear the stories about the gold-seeking 'forty-niners!' With black-and-white illustrations and sixteen pages of photos, a nugget from history is brought to life!

Visiting an aquarium is fun. There are many fish, sharks, birds, penguins, sea otters, and other creatures to see. Dive into learning subtraction as you read about the many animals at the aquarium! This Spanish math book combines math and reading skills and uses real-life examples of problem solving to teach subject-area content. The dynamic images, detailed sidebars, practice problems, and math diagrams make learning subtraction easy and fun. Text features include a table of contents, a glossary, an index, and captions to build vocabulary and increase understanding of math and reading...