Perdido en Buenos Aires

Computer science is all around us, at school, at home, and in the community. This book gives readers the essential tools they need to understand the computer science concept of debugging. Brilliant color photographs and accessible text will engage readers and allow them to connect deeply with the concept. The computer science topic is paired with an age-appropriate curricular topic to deepen readers' learning experience and show how debugging works in the real world. In this book, readers will investigate what's wrong with a circuit and find out how to fix the problem. This nonfiction book is ...

XVI Premio Anaya de Literatura Infantil y Juvenil, 2019 Premio Fundación Cuatrogatos 2020 Una historia introspectiva sobre el amor adolescente, el dolor, la amistad y los celos. Marina ha descubierto que su corazón ya no le pertenece, ya no es dueña de él. Se ha enamorado de Eugenio, el chico con el que sale, y poco a poco va descubriendo que tampoco es dueña de sus actos. ¿Por qué se va alejando de sus amigos? ¿Por qué Eugenio impone siempre su voluntad? La brusca ruptura de la relación complicará aún más las cosas. ¿Podrá vivir con el corazón devorado por serpientes?...

Consolidates the Student's Book lessons with targeted practice, unit by unit Additional practice of reading, writing, speaking, listening and use of English skills Extensive grammar and vocabulary practice Complete practice exam in Unit 10 Designed for independent study at home and practice in class Audio for listening lessons available on the Student's App

A foundered Victorian ship looking for the fabled Northwest Passage holds a secret in its icy grave... When Dirk Pitt of NUMAr is almost blown to pieces in a lab explosion, he suspects sabotage. The lab in question belongs to a scientist hoping to use a rare mineral to combat greenhouse gases - but who would want to destroy our one chance to save the planet? However, there are those who will do anything to control such a valuable prize. Pitt's investigations take him to the Arctic in search of a clue to the origins of this precious mineral. There he and NUMAr colleague Al Giordino must battle ...