Al sur del sur

Mysterious ancient ruins, hidden deep in the jungle of southern Mexico In May 1840, explorers John Stephens and Frederick Catherwood road their mules along a steep, muddy jungle path. They were hoping to find the ruins of an ancient, deserted site in Mexico they knew only from visitors’ accounts. Through the trees, they spied the remains of a crumbling stone palace. Palenque! In the weeks they spent there, the men discovered intricately designed buildings and mysterious glyphs, or symbols. Who built this city? What did the glyphs mean? The questions remained largely unanswered until the...

Pepe and the Parker family are going to spend a day at the beach. Pepe can't believe his eyes—the Parkers go swimming despite the freezing cold and then drink tea from a thermos to warm-up. Luckily, they soon go to an amusement park instead and then to the pier to go fishing. There, Pepe has a great adventure as he cleverly stops a thief. Pepe y la familia Parker van a pasar el día en la playa. Pepe no sale de su asombro—los Parker se bañan aunque hace un frío que pela y luego beben de un termo de té para calentarse. Por suerte, pronto se van a un parque de atracciones y luego al...

Dado el lugar preponderante que ha ido ganando el desarrollo y fortalecimiento de competencias en los estudiantes que se preparan como futuros profesionales, así como la manera de evidenciar el avance de dichas competencias, la evaluación de los aprendizajes en la educación superior constituye un tema que reviste cada vez mayor relevancia. En este sentido, las nuevas tendencias y teorías sobre evaluación de los aprendizajes, abordan el rol central que esta tiene, como elemento constitutivo fundamental para la mejora de los procesos de enseñanza y aprendizaje, resignificando importantes...

Planet Earth gives us the things we need to survive. When it changes, it affects us all. But humans also affect Earth. It’s important that we take care of our planet so that it can continue to take care of us. This Spanish nonfiction book explores the subjects of human ecology and climate change in depth, and introduces students to important scientific concepts and vocabulary like desertification, deforestation, carbon dioxide, erosion, drought, fossil fuels, the greenhouse effect, and more. The colorful images, diagrams, sidebars, and text features will keep students connected to the text....