Viaje al Sol (A Trip to the Sun)

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. Theyll 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. Dont worry, theyll be happy to learn that (hopefully) we have millions of years left!

Massi y sus amigos están a punto de enfrentarse a una amenaza que les cambiará la vida... ¡Y nunca mejor dicho! Pancri, Elyas, Sel, el Noob, el Policía... ¡Todos se han convertido en bebés! ¡Todos en Ciudad de Massi... menos el propio Massi! ¿Qué puede estar pasando? ¿Tendrá algo que ver la malvada bruja...? ¿Y por qué ahora parecen envejecer todos de forma acelerada? ¡Massi tendrá que descubrir al culpable de esta maldición antes de que todos en Ciudad de Massi se consuman sin remedio!

Everyone has times when they feel afraid. Knowing how to recognize when we feel afraid is an important tool in self-acceptance. Learn ways in which we can understand ourselves and our friends in this nonfiction BeginningtoRead book about feeling afraid. An early social and emotional learning book with Spanishonly text, including a word list. Perfect for an early introduction to Spanish.

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 Treatise On Civil Government (1690), among others, and a glossary.

Un libro de referencia para todas las preguntas que chicos y chicas se hacen sobre el sexo, aunque les resulta incómodo hablar de ello. Con textos escritos por profesionales, serio, riguroso, pero al mismo tiempo ameno y divertido. Porque la mejor protección es la información.