Renovar la enseñanza de las ciencias

Describes the impact of the light bulb and effective indoor electric lighting, and recounts the life and career of their inventor, Thomas A. Edison.

This Title Explains What An Ecosystem Is And How The Plants And Animals Within An Ecosystem Rely On And Effect Its Existence. Different Types Of Ecosystems Are Described, As Well As The Food Webs Within Them. How Some Changes To An Ecosystem Can Be Good And How Some Harmful Changes Can Destroy Them. Teaches Students What An Important Role They Can Play In Keeping These Intricate Ecosystems Alive.

En Afganistán, desde la llegada de los talibanes, las niñas tenían prohibido ir a la escuela, y las mujeres tenían prohibido salir de su casa sin ir acompañadas por un hombre de su familia. Esta es la historia real de una niña llamada Nasreen. Su abuela decide llevarla a una escuela secreta. Gracias a ella, Nasreen descubrirá nuevos horizontes y compartirá sus experiencias con otras niñas.

Our world is filled with lots of stories. And, some of the greatest stories are the ones that are captured on film! But, how well do we know the people who bring these films to life? Take a behind-the-scenes look at some of today's leading filmmakers and their journeys to success. These filmmakers work hard to include a variety of voices in their films. Learn about Hollywood's finest storytellers while learning how to add and subtract mixed numbers! This Spanish nonfiction book combines math and literacy skills and uses everyday examples of problem solving to teach subject area content. The...