Arthur Conan Doyle

Presents a collection of poetry and lullabies by a number of Colombian authors and poets including Jose Silva and Eduardo Castillo.

“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 Jurassic Park. Take a trip through dinosaur time to meet these horned dinosaurs face-to-face: Torosaurus had the biggest skull of any animal ever! Pentaceratops had five sharp horns on its head! Styracosaurus was as big as an ice cream truck! Plus, you'll get to know Centrosaurus,...

Son muchas las patologías que afectan a la mujer, tanto en el tracto genital como en la glándula mamaria, para detectarlos se llevan a cabo una serie de pruebas entre la que cabe destacar la citología. La citología se dedica al estudio de la célula y a través de ella se puede obtener información sobre muchas alteraciones y patologías. Este libro aporta los conocimientos suficientes acerca de la obtención, procesamiento e interpretación de las muestras citológicas así como las principales características de las diversas patologías que se puede detectar a través de ella. Índice...

Through bright images, charts and graphs, and Spanish-translated informational text, this book provides readers with enlightening facts about what it takes to work in this exciting and unique profession. Featuring a glossary of terms, an index, a list of helpful websites, and an interview with a real-life deep sea fisher, this text will engage children from cover to cover!