Los Blue Angels

Describes the U.S. Army Rangers, including their missions, vehicles, weapons, equipment, and duties. Written in English and Spanish.

Germiniano González Diez nos devuelve una imagen, un trazo, una emoción. A partir de un rastro de milenios nos muestra los rasgos de la vida de nuestros antepasados más remotos, y nos la ofrece en esta obra para que disfrutemos y reflexionemos. Divulgación y emoción recorren a partes iguales las páginas de este magnífico libro escrito por un estudioso apasionado. En su búsqueda, tan personal, Germiniano González no se dedica a catalogar y "reproducir" las pinturas de hace seis mil años, sino que las "reconstruye" a partir de vestigios, las interpreta cuidadosamente; y convierte...

Black holes are neither holes nor black. They're invisible and packed with matter! Future astronomers will find out many more fascinating facts about these space phenomena with this intriguing book. Carefully crafted text encapsulates the most important information about black holes, such as how scientists locate them and their significance in a star's life cycle. Amazing photographs support critical concepts and inspire a true appreciation of the spectacles of space.

Learn how light pollution prevents us from seeing the stars and causes other problems as well. This Spanish book features a hands-on STEAM challenge that gives insight into how the engineering design process is used to solve real-world problems.

Different colors are all around us, and this series explores what they look like and where they can be found. Students identify common colors from everyday life, such as red, blue, green, yellow, and how to describe them. They also learn to classify colors by examining what types of objects display each color. Consistently placed and leveled text helps to ensure subject matter is clearly understood.