Semillas del ayer

El tercer tomo de este ambicioso proyecto se introduce en el periodo más convulsionado (1930-1960) del siglo XX Si en el segundo tomo se constató que el sistema educativo fue exitoso en términos políticos y culturales, en este volumen vemos, más bien, cómo la educación se enfrentó, sobre todo, a las bondades y restricciones de la productividad económica y su impacto en el desarrollo social. Si en el periodo analizado los discursos enfatizaban las «reformas» llevadas a cabo por los gobiernos del Frente Popular, luego se comenzó a hablar de «crisis», yes que los deficientes...

Over the years, people have looked for ways to improve our imperfect sight. This has led us to the world of optics, which is the study of light and how it travels. What are some of these innovations that have changed how we see the world, and how do they work? Find the answers to these questions with this Smithsonian Informational Text! Created in collaboration with the Smithsonian Institution, this text builds students' reading skills while engaging their curiosity about STEAM topics through real-world examples. It features a hands-on STEAM challenge that guides students through every step...

How do you truly engage students in learning history? When students make personal connections to the subject, they’re much more motivated to learn. This Spanish biography provides firsthand accounts of history that give personal insights into historical events. This primary source book focuses on the lives of famous Californians including John Muir, Dorothea Lange, Sally Ride, and Cesar Chavez. Learn about California’s history while building reading comprehension and social studies literacy. With a visually appealing layout, this book features captivating text, fun facts, sidebars, and time ...

Estramboticas, locas, delirantes, extravagantes, insolitas...Cuantas preguntas raras que se nos ocurren!Un libro en el que encontraras muchas preguntas acompanadas por su correspondiente respuesta.