Los planetas (The Planets)

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.

Follows the adventures of Max Axiom as he explains the science behind forces and motion. Written in graphic-novel format.

Este libro educacional cuenta la historia de una chica en busca de la respuesta a una gran pregunta: ï¿1/2Por quï¿1/2 el agua vale la pena? Enfrascada en su libro, llevarï¿1/2 a los jï¿1/2venes lectores a travï¿1/2s del mundo del agua limpia, su gestiï¿1/2n y la importancia de todos los que trabajan juntos para mantenerla. Escrito para un pï¿1/2blico entre 4 y 8 aï¿1/2os, busca atraer tambiï¿1/2n a lectores de todas las edades. Este libro emplea divertidas ilustraciones y un texto en rima para dar una explicaciï¿1/2n simple de un complejo proceso, a la vez que anima a...

Introduce students to what it takes to be a good leader using this Spanish-translated nonfiction book. Engaging, primary source documents and images that support the text will inspire children to practice being a good leader! Early readers will build their literacy skills and social studies content knowledge while learning about leadership.

Provides information on the history, geography, society, industries, transportation, environment, and culture of Argentina, Chile, Paraguay, and Uruguay.