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...

Presented in a large-size picture book format, this is the story of the Mars Rover Curiosity. It explains how it was built at the Jet Propulsion Laboratory in California, how it got its name, how it got to Mars, and what its mission hoped to accomplish. A timeline about the history of Mars exploration is provided at the end.

En esta ocasión Oda, acompañada de su amigo Henrick, vivirán mil aventuras dentro de las grandes películas del cine, pudiendo conocer de primera mano a los personajes, los actores y los directores cinematográficos más importantes.

For thousands of years, militaries around the world were limited to male soldiers. However, throughout history, brave women have stepped out of the background and onto the battlefield. This biographical text covers the important women who’ve broken ground in the military. Famous historical figures such as Joan of Arc, Clara Barton, and Florence Nightingale are covered in depth, while the stories of modern-day heroes are presented to show how women are still affecting change on the front lines. A comprehensive timeline, fact boxes, and historical and modern images complete this...

La ceremonia de legitimar al gobernante de las comarcas del Anáhuac, consistía en investirle con un pequeño caracol marino. El Ehecailacózcatl sobre el pecho, representaba el honor de ser el Portador Ancestral de los secretos y la sabiduría de La Herencia Toltecáyolt. Las personas lo reconocían como la máxima autoridad. Quetzalcóatl, el hombre, fue el primer Tlatoani en ostentar el Caracol cuando estaba a cargo de Tollan.