Líderes de la comunidad ebook

"Dino" Don Lessem brings readers face-to-face with various dinosaur species, detailing their habitats, way of life and how they became extinct. An acclaimed dinosaur expert, Don Lessem has written more than 30 children's books, writes a popular dinosaur column in Highlights magazine, and was an adviser for the film Jurassic Park. Take a trip through dinosaur time to meet these deadly dinosaurs face-to-face: The Variraptor had pointy teeth with grooves like steak knives to saw through meat! The Draeomaeosaurus was the first raptor ever discovered. It had a very large brain! The Microraptor was ...

Fernando de Artacho y Pérez Blázquez (Sevilla, 1960). Licenciado en Derecho por la Universidad de Sevilla y abogado, realizó los cursos de doctorado en Historia y en Ciencias Políticas. Es Diplomado en Genealogía, Heráldica y Nobiliaria por el Consejo Superior de Investigaciones Científicas. Colaborador en revistas especializadas y medios de comunicación escritos, ha publicado más de media docena de libros, entre los que destacan: Manuscrito sevillano, Los Caballeros Veinticuatro del Puerto de Santa María, Padrón de Nobles e Hijosdalgos de la ciudad de Sevilla en el siglo XVIII,...

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 Spanish-translated book shows readers how Newton's three laws of motion affect divers, skydivers, and mountain climbers' movements. Readers discover who uses gravity, who works against it, and all other forces that contribute to a successful dive or climb. After reading this Spanish-translated book, readers can decide if they will ever be interested in engaging in one of these extreme sports. This 6-Pack includes six copies of this title and a lesson...

A human hand is found in the zoo's elephant enclosure. The rest of the teacher and ardent environmentalist turns up on the lawn. Although admired by his students, nearly everyone else seems to have a reason to want him dead.