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...

Before there was the U.S. Constitution, there were the Articles of Confederation. Readers discover the story behind the first written constitution of the United States—from the factors that inspired its creation to the reasons why it was replaced. The detailed main text is enhanced by informative sidebars and graphic organizers. Historical images, including relevant primary sources, allow readers to immerse themselves in this historical period. Readers are given the chance to thoroughly examine elements of the original document, making them feel like true historians. They’re sure to enjoy ...

Una guía paso a paso para diseñar un proyecto de vida emocionante. El Dr. Juan Pablo Aguilar, consultor, investigador, escritor y conferencista, comparte en Arquitectura Personal 10 pasos para diseñar un proyecto de vida emocionante un manual realista, probado y fácil de seguir para diseñar tu proyecto de vida. Si eres un joven de entre 15 y 90 años, si estás estudiando, acabas de graduarte o ya te jubilaste, si tu pareja y tú quieren diseñar su proyecto de vida, si tu último hijo acaba de independizarse (o eres tú quien se va a independizar), si ha habido cambios importantes en tu ...

Plants are the living things that have been on the planet longer. How do they manage to protect themselves if they can't move? Explore the different mechanisms that plants use to survive in different habitats.

Fruit is sweet, juicy, and healthy. Learn about how MyPlate helps kids make great food choices every day, including fruit!

Un práctico libro que engloba diferentes contenidos, con explicaciones muy sencillas e ilustraciones adaptadas, para tratar los temas preferidos de los más pequeños. Con esta enciclopedia podremos resolver las dudas más diversas con claridad y precisión.