Un día de trabajo de un biólogo molecular (A Day at Work with a Molecular Biologist)

This second volume of Obras de teatro infantil presents comedies of love, fear, adventure and absurdity to be read and performed by children both at school and at home.

Un halcon peregrino (Kan) abandonando su nido, encontrara a la que sera su companera de viaje (Sopdu). Con ella iniciara, a traves de Asturias, un viaje fantastico cargado de anecdotas e historias. A vista de halcon, contemplaran asombrados la belleza del territorio Astur, valles, rios, pueblos y ciudades. Viviendo una singular y apasionada historia.

A compendium of fascinating facts about more than 100 different animals, this educational trivia book answers questions such as What purpose does a pelican's pouch serve? Which animals carry their young in a pouch? and Are electric eels really dangerous? Un compendio de hechos fascinantes sobre m�s de 100 animales diferentes, este libro de trivialidades contesta preguntas como �Qu� prop�sito tiene la bolsa del pelicano? �Cu�les animales llevan a sus cr�as en una bolsa abdominal? y �Son las anguilas el�ctricas peligrosas?

Reptiles y anfibios is one book in the Spanish-language Gran Atlas de la Ciencia series that covers today's most popular science topics, from digital TV to microchips to touchscreens and beyond. Perennial subjects in earth science, life science, and physical science are all explored in detail. Amazing graphics--more than 1,000 per title--combined with concise summaries help students understand complex subjects. Correlated to the science curriculum in grades 5-9, each title also contains a glossary with full definitions for vocabulary.