Proyectos reales para explorar la Primera Guerra Mundial y los años 20 (Real-World Projects to Explore World War I and the Roaring ’20s)

When we look up at the night sky you can see millions of stars, but what do you think we could see in space if we left Earth? If we could hop into a special ship and blast off, traveling billions of miles away from Earth, we’d see the Milky Way galaxy. In this book, readers take an incredible journey through that galaxy, exploring the universe and learning how it was formed and what will one day happen to these enormous groups of stars. From mysterious dark matter to the black holes at the center of galaxies, readers will also dive into the mysteries of the universe scientists have spent...

When we look up at the night sky you can see millions of stars, but what do you think we could see in space if we left Earth? If we could hop into a special ship and blast off, traveling billions of miles away from Earth, we’d see the Milky Way galaxy. In this book, readers take an incredible journey through that galaxy, exploring the universe and learning how it was formed and what will one day happen to these enormous groups of stars. From mysterious dark matter to the black holes at the center of galaxies, readers will also dive into the mysteries of the universe scientists have spent...

Why do continents matter? From economics to weather science—and everything in between—knowing the characteristics of the continents expands readers’ perspectives in every school subject. This fundamental information is a building block of many future lessons and an essential part of elementary education. This book presents a focused, clear, age-appropriate look at Earth’s continents that young readers are sure to find both informative and interesting. This volume is also packed with colorful maps that are labeled and explained to foster young readers’ comprehension of this important...

Un libro didáctico, de fácil lectura y ameno, para que tanto peques como más mayores podamos aprender de forma breve y divertida, parte de la historia de nuestro país a través de las peripecias y vidas de 100 PEQUEÑAS niñas que llegaron -como tú lo harás- a ser GRANDES mujeres. Ellas nacieron con ganas de ser diferentes, de cambiar las cosas y demostrar al mundo, que eran tan importantes y capaces como el que más, de ser pioneras, de llegar más allá y sembrar una semilla para que otras, siguieran su camino. Un libro lleno de ilustraciones a color, repleto de valores sobre...

La idea de escribir este libro surgió al leer una publicación que vi, hace ya un tiempo, en la que se hablaba de historia y se trataba de forma «científica», según el autor de dicha publicación. Este señor venía a decir que en la época del emperador Trajano se construyeron los primeros castillos de España..., la verdad es que me quedé “de piedra”, y sin palabras y casi sin aliento, pensar que un afamado historiador pudiese hacer esas afirmaciones y quedarse tan tranquilo, me dio que pensar en el sinfín de errores históricos que hemos dados por buenos y de los cuales...

This book is a comprehensive, practical presentation of the principles of behavior modification and guidelines for their application. It teaches forms of behavior modification ranging from helping children learn necessary life skills to training pets, to solving personal behavior problems.