El eco del silencio

El Tombuctu nos habla de la gran inundacion de la ciudad de Mexico ocurrida en 1629. El preso numero cuatro retrata la vida colonial durante el siglo XVIII y cuenta la vida de tres personajes muy humildes que por azares del destino van a la carcel de la Santa Inquisicion y acaban formando una familia.

Conecta con Pupi es el nuevo proyecto de Ediciones SM para el Primer Ciclo de Educación Primaria.Conectar con Pupi supone: *Entrar en una nueva y clave etapa educativa. *Desarrollar las competencias básicas. *Reflexionar sobre lo que se aprende y cómo se aprende. *Iniciarse en el trabajo colaborativo. *Utilizar las tecnologías de la información.Todo un reto, una apasionante aventura que será más amena y divertida de la mano de Pupi y los nuevos personajes. Las claves del proyecto son:Competencial. Aprender para la vida a partir de cuestiones de interés para encontrar soluciones...

Readers may never expect that they might free fall to Earth, but if they have ever dived into a pool, that's exactly what they've done. This book shows readers how Newton's three laws of motion affect divers, skydivers, and mountain climbers' movements. Readers discover who uses gravity, and who works against it, and all other forces that contribute to a successful dive or climb. After reading this book, readers can decide if they will ever be interested in engaging in one of these extreme sports.

The world is filled with curious objects made by plants, animals, and even by the Earth itself. Dive into this collection of more than 100 intriguing items from the natural world and discover the stories behind them. Learn how huge whales eat tiny animals from looking at their bristly teeth, why butterflies shine and glitter in the sunlight from seeing their minute wing scales, how plants transport water and food around from examining a delicate leaf skeleton, and what makes every snowflake unique from admiring their miniature, branching crystals of ice. Birds' eggs, a lump of coal, a glass...