Trenes de Alta Velocidad (Bullet Trains)

Los dioses griegos existen. Si miras alrededor, los verás todos los días, en todas partes: en los bancos del parque, en los pasillos del instituto, dentro de ti... No tienes más que leer estos poemas para descubrirlos.

El proposito de este estudio es destacar algunos aspectos historicos sobresalientes de la condicion de la mujer en las sociedades islamicas. No se intenta discernir de modo estricto el trazado evolutivo de su desarrollo historico, sino presentar una imagen razonablemente inteligible que acomode sus particularidades mas preocupantes. Se puntualiza la ambiguedad de algunos pasajes de la sunna y se los contrasta con el texto coranico. Se identifican algunos de los supuestos conceptuales de la ley islamica, sharia, que contribuyeron a su decadencia y desprestigio. Se destacan algunos rasgos...

What do solar panels, waterproof clothing, and window coverings have in common? They are technologies that have been adapted based on studying butterflies! Learn what scientists have learned from butterflies with this Spanish book that will ignite a curiosity about STEAM topics through real-world examples. Created in collaboration with the Smithsonian Institution, this STEAM book features a hands-on STEAM challenge that is perfect for makerspaces and that guides students step-by-step through the engineering design process. Make STEAM career connections with career advice from actual...

The sun is responsible for all life on Earth, but what exactly is it? Our star is an amazing force that can be as dangerous as it is important. From solar flares to the threat of blowing up altogether, the sun is one of the most interesting things in our solar system. Readers take a trip to the sun to see how it works and exactly what it is made of. They’ll learn about the life cycle of a star and see just how long we have until we have to find a new planet to call home. Don’t worry, they’ll be happy to learn that (hopefully) we have millions of years left!