Las estrellas (Stars)

Most of the Earth's changes happen over millions of years, but earthquakes can force significant changes to the land in just a few moments. Readers will learn the science of plate tectonics and its role in the development of earthquakes around the globe. They will also learn that not all rocks are created equal. In fact, rocks are all different ages! This Spanish-translated book concludes with images of the damage and destruction that earthquakes can cause.

There is a bright light in the night sky. Sometimes it is round like a ball, sometimes it is a crescent, and sometimes it is not there at all! What is this strange and changing thing? It is the moon, of course! Read all about our moon and the moons surrounding other planets in this Spanish-translated book.

What continues to expand to take up all the space it can? Gases! Gas is a state of matter, like a liquid or a solid. But it has properties that are quite different. In this Spanish-translated book, read all about the differences and what makes a gas a gas.

Imagine being lost and stranded in the desert. Would you know what to do to survive? This useful Spanish-translated nonfiction title explains the important skills needed to survive in the desert. With helpful diagrams and images, definitions, tips and instructions, informational text, a bibliography, and a list of other helpful websites, readers can be assured that they will learn about the dangers of heat exhaustion, desert plants that could aid in survival, and other helpful tips in order to survive in an emergency.

Hay pocos terrenos tan abonados con creencias falsas como el de la sexualidad. La información con que muchos jóvenes cuentan proviene de personas tan mal enteradas como ellos o de otras fuentes poco fiables. En cambio, una educación sexual basada en información fidedigna mejora las relaciones entre hombres y mujeres, propicia una sexualidad gozosa y libre y ayuda a prevenir diversos problemas, desde infecciones de transmisión sexual hasta abusos sexuales infantiles. Aquí se organizan temáticamente las preguntas e inquietudes más frecuentes de los jóvenes en torno al cuerpo, el amor y ...

¿Qué tienen en común un tiburón, un caballito de mar y una raya? ¡Son todos peces! Conozca las características que comparten todos los peces. What do a shark, a seahorse, and a ray have in common? They're all fish! Learn about the characteristics that all fish share.

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 obra de J.K. Rowling está llena de referencias a la historia, a los mitos, a las leyendas y a la literatura. Por tanto, a través de ella, se abre un excelente camino para llegar a los orígenes de esos seres mágicos o al misterio que encierran sus nombres. Esta libro, Los mundos mágicos de Harry Potter, se ha propuesto desvelar las historias que hay detrás de las aventuras y los personajes de estas populares novelas. Este enriquecedor recorrido incluye muchos otros mundos, tanto reales como imaginarios, desde el antiguo Egipto y Grecia hasta la India y Japón. También muestra los...