Cómo funcionan los imanes (How Magnets Work)

In 1862, the American Civil War was underway, actively tearing the United States apart. At the start of the war, President Abraham Lincoln's main goal was preserving the Union, but he was now ready to make a stand on slavery. The Emancipation Proclamation was one of the most important documents of its time, but its contents can be confusing. This volume gives readers context for the proclamation, as well as explains what it says and its results, in uncomplicated language appropriate for those reading below level and those looking for a review of this subject.

Desde los albores de los tiempos, miramos hacia arriba y nos preguntamos... ¿qué hay allí? La sonda Voyager 2 ha explorado durante más de cuarenta años los confines de nuestro sistema solar y en estos mismos momentos se aventura en el espacio exterior llevando un mensaje de la humanidad. Este álbum nos transporta poéticamente a la profundidad del espacio exterior en un viaje embriagador más allá del infinito. Since the dawn of time, we look up and wonder ... what is there? The Voyager 2 probe has explored the confines of our solar system for more than forty years, and at this very...

Enrique Barrios decide en esta obra hablarnos en primera persona, convirtiéndose así en protagonista de su relato y creando de este modo una fascinante realidad novelada que atrapará al lector irremediablemente. Tras las vicisitudes de su emocionante re

When people think of soft things, they immediately conjure up images of furry bunnies and similarly textured animals and objects. This inviting book helps young readers to do the same, as learning about textures is an important tenet of the early elementary curriculum. Carefully selected photographs of soft objects make the concept of texture clear to the reader as well as aid in vocabulary acquisition.