Cómo podemos utilizar la polea?

Young students will be enthralled with compelling portraits of famous figures who devoted their lives to improving the world. Includes historical photos and illustrations.

Solar Energy Is Explained. Included In This Book Is Where It Comes From, Who Uses It, And The Positive And Negative Benefits Of Using It. Correlated To Common Core, Texas TEKS, Virginia Sols, And Georgia Performance Standards.

Explains The Early History Of How The Bill Of Rights Came To Be And How It Is Used To Protect Citizens.

Presents profiles of fourteen Latino baseball players who, from 1900 through the 1960s, were pioneers of the sport in their home countries and the United States.

¿Qué valores, comportamiento y actitudes cívicas caracterizan hoy al buen ciudadano o ciudadana? ¿Qué educación requiere la transmisión de valores cívicos? Respuesta a estas y otras preguntas pueden orientar la acción educativa del profesorado de Secundaria, ante el actual reto de educación para la ciudadanía. En este libro se propone una educación en valores cívicos, entre otros, participación, responsabilidad social, diversidad y diálogo, crítica social y solidaria, equidad de género, defensa del medio ambiente y promoción de un desarrollo sostenible.

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

Provides an overview of combat jets including their design, weapons, equipment, crew, missions, and role in the U.S. Marine Corps. Written in English and Spanish.