Cómo podemos utilizar el tornillo?

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

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

This inspiring biographical series ties in with elementary history, science, and social studies curricula, providing teachers with a valuable interdisciplinary resource. With these books, young readers will discover historical figures who devoted their lives to making the world a better place, and changed the course of history. Text copyright 2004 Lectorum Publications, Inc.

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.

Pertenece al certificado de profesionalidad gestión del montaje y mantenimiento de parques eólicos (ENAE0408). Corresponde al modulo MF00615_3: proyectos de montaje de instalaciones de energía eólica, en cuestión se trata de la unidad formativa 1: UF0216: programación, organización y supervisión del aprovisionamiento y montaje de instalaciones de energía eólica. Comenzando con una introducción a la tecnología propia de los parques eólicos, ofrece un recorrido desde su planeamiento hasta su instalación, prestando especial atención a la generación de proyectos y a la...

Ésta es la historia de Abul Qasim, el médico del califa Abderrahmán III. Abul operaba cataratas, hernias y bocios; hacía traqueotomías, trepanaciones, amputaciones y, incluso, intervenía cólicos misereres.

Think there's just one fairy tale with a beautiful girl and an evil stepmother? Think again! Cultures all around the world have their own Snow White stories. Visit Albania, Germany, Mozambique, and Turkey, and find out who meets 40 dragons instead of "seven dwarfs," and on whose forehead a bright star shines. Fully translated Spanish text.

Practice addition at the playground! This fun title, that has been translated into Spanish, uses examples from all around the playground to help children practice their addition and understand early STEM themes. Add up two blue swings and three red swings to get five swings! Add slides, rings, jump ropes, basketballs, and more! These familiar images work in conjunction with engaging "You Try It!" problems to encourage young readers to practice and improve their addition skills.