Inundaciones, represas y diques

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.

Lánzate a la aventura con Spidey, Ghost-Spider y Miles mientras luchan contra el Duende Verde, Doc Ock y Rhino, y se alían con fantásticos amigos como Pantera Negra, Hulk y Ms. Marvel. Mi primer cómic es una serie hecha para niños entre 5 y 8 años, ya sean lectores independientes o principiantes. Estas historias cuentan con textos sencillos, viñetas claras y entretenidas historias sobre sus personajes favoritos

Un completísimo álbum ilustrado sobre la vida y obra del escritor búlgaro Elias Canetti, premio Nobel de Literatura en 1981.

With life-like illustrations and simple text, books in this series introduce children to different dinosaurs and the unique characteristics. Children learn the features of each dinosaur, what they ate, and whether they were predator or prey to other dinosaurs. The books also introduce fossils and how they play a role in our knowledge of dinosaurs' existence.