Nil y la dieta

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!

Yo, Carlos es una amena y novedosa novela, debida a un autor de larga trayectoria y méritos en la narrativa de corte histórico, inspirada en el monarca más poderoso de una época y para muchos el mejor que ha ceñido la corona española. Biografía novelada del emperador Carlos V de Alemania y I de España, contada en primera persona por él mismo desde su retiro en Yuste. Con solo 56 años el hombre más poderoso de la tierra desde Gengis Kan, fue capaz de dejar el poder, algo de verdad raro en cualquier época. Tras legar a su hijo Felipe su herencia materna y a su hermano Fernando el...

This book introduces readers to the first inhabitants of the Wild West. Readers will learn about Native American struggles over land and the historical and heartbreaking Trail of Tears. Through rich text and historic photographs, readers will learn about how life changed for Native Americans when white settlers started moving west. Engaging text explains important people and events, including the Great Sioux War of 1876 and Crazy Horse. "Truth or Myth?" fact boxes shed light on the real experiences of Native Americans while sidebars provide additional opportunities for readers to deepen their ...

Newton's laws aren't the easiest science topics to digest. Struggling readers likely find understanding them even harder. This volume breaks down the topics of force and motion to its most basic and understandable parts, perfect to introduce to readers having a hard time or students looking to review for class. Written in succinct language, each chapter contains fact boxes and graphic organizers to aid all readers as they move from speed, to velocity and on.