Viaje Al Sol (a Trip to the Sun) (6pack)

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!

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 ...

¿Te gustan las fiestas? Aprende todo acerca del cómo y el por qué la gente celebra diferentes fiestas.

Un libro pionero que explica a los niños y no tan niños todos aquellas cuestiones relativas al cuerpo que suelen pasar desapercibidas en los libros de anatomía o fisiología: cirugía plástica, género, cyborgs, racismo, fecundación artifical y otros temas que articulan lo social y lo corporal son presentados aquí de forma directa y sin prejuicios a lectores de nueve años en adelante.

Introduces the many levels of government leadership in the United States and discusses the presidency, Congress, state and local governments, and the judiciary.