Cómo podemos utilizar el tornillo?

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

El Mayflower es un barco que ha llegado a ser célebre en la historia de los Estados Unidos porque en 1620 transportó desde Inglaterra al grupo conocido como "los peregrinos", quienes serían los primeros colonos europeos en establecerse en Norteamérica. Ellos zarparon desde el puerto inglés de Southampton y bautizaron como Nueva Inglaterra a la tierra que los acogió. Como señala este libro, el Pacto del Mayflower designa el acuerdo que los hombres adultos de esta comunidad firmaron a bordo del barco para fijar criterios generales que sirvieran como fundamento para el gobierno de la...

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.

Follows the life and career of the French scientist who proved the existence of germs and their connection with diseases.

¿Puedes creerlo? Han pasado 25 años desde que nuestro hombrecito con sombrero de copa primero partió a ser un fenómeno en todo el mundo! Sin embargo, todavía se ve con su rostro fresco como siempre! Aun así, durante este tiempo, Wally aprendió algunos trucos astutos y nuevos sobre el arte de desaparecer... Esta es una nueva edición de búsqueda clásica para celebrar, ahora con diabólicos rompecabezas y un nuevo y asombroso arte. Lleno de extras fantásticos, cubierta con solapa espectacular, desplegables nunca-antes-visto, y una lista para marcar. Este libro nos trae el desafío de...

Born in Warsaw, Poland, on November 7, 1867, Marie Curie was forbidden to attend the male-only University of Warsaw, so she enrolled at the Sorbonne in Paris to study physics and mathematics. There she met a professor named Pierre Curie, and the two soon married, forming one of the most famous scientific partnerships in history. Together they discovered two elements and won a Nobel Prize in 1903. (Later Marie won another Nobel award for chemistry in 1911.) She died in Savoy, France, on July 4, 1934, a victim of many years of exposure to toxic radiation.

Rabbit burrows play an important part in the life of a rabbit. A burrow provides a place to live, a place to raise baby rabbits, and a place to stay safe from predators. This volume, which was written to support elementary science curricula, examines the role a burrow plays in the survival of a warren, and how that in turn helps rabbits contribute to ecosystems around the world. The text’s age-appropriate, science-rich content focuses on rabbit behavior and encourages readers to draw connections between what they learn in science class and what they see outside. This text is complemented by ...

What do people and other living things need to survive? Numerous images with simple labels show children all the things we need to live and be happy, from water and food to shelter and love. An activity asks young readers to describe how they have fun.