Un día de trabajo de un astrónomo (A Day at Work with an Astronomer)

Twirling tornadoes, horrific hurricanes, deadly dust storms, and blowing blizzards. Depending where you live, you may have experienced one of these extreme storms. Although being caught in extreme weather can be dangerous, being prepared can save your life. This nonfiction Spanish book introduces students to extreme weather, and teaches them important scientific concepts and vocabulary. The colorful images, diagrams, sidebars, and text features will keep students connected to the text. Aligned to state and national standards, the fun lab activity provides a real-world learning experience that ...

What substance can act like both a solid and a liquid? Slime! Want to find out how to make your own? Just follow the simple steps inside this book

From Basic Information About Air Pressure To Cloud Formations, This Book Goes On To Explain Violent Weather Conditions And How To Prepare For Them. Also Talks About The Earth's Changing Weather Patterns And Climates And What Role We Play In Those Changes.

El civismo es una obligación y una responsabilidad compartida, que no admite la separación entre la clase política y la sociedad civil. Unos tienen más obligaciones que otros porque ocupan cargos de mayor responsabilidad. Pero todos están igualmente llamados a sostener y mejorar el mundo con el que se han encontrado. Formar a las personas para ello es la tarea de la educación. Liderar dicha transformación es la tarea de la política, de la administración pública y de los dirigentes en general. Cooperar y coadyuvar al cambio es la tarea de todos.