Economia/ Economy

What does swimming in a pool, drinking through a straw, breathing in air, and circulating blood all have in common? They all require a form of air or water pressure! Readers will discover the variety of ways that air and water pressure make an impact on our lives and the things in them. This fact-filled, Spanish-translated nonfiction title includes real-life examples and basic experiments to aid in the development of understanding physic and scientific concepts. Readers will be introduced to and learn about Archimedes Principle, atmospheric pressure, vacuums, water density, and hydraulics...

Un paseo por Barcelona, tomando como eje conductor sus restos históricos. Este libro es la revisión actualizada de una obra que, con el título de Barcelona XXI siglos ̧ se convirtió en un gran éxito a comienzos de los noventa. Ahora se reedita con imágenes actualizadas y un reportaje sobre la Barcelona actual (Forum, etc.) a cargo de Pepe Navarro.

A scientific look at how clouds are formed, why there are different types, and what you can tell about a cloud by looking at it.

Explains some of the challenges and rewards of having a friend with ADHD using everyday kid-friendly examples--in both English and Spanish