Los estados de la materia — Los gases

Scented Voyages narrates the search, discovery and commercialization of flowers throughout the world, all in an effort to create perfumes, medicines and culinary dishes during the age of European exploration. An original book that takes us through history with humor and adventure.

Cartes de l'escriptor a la seva filla amb síndrome de Down. Un text excepcional sobre la condició humana i el respecte a la diferència.

Hurricanes takes you inside one of nature's most powerful events! Warm water and wind can quickly spin into a deadly storm. Dramatic photos show the damage huge hurricanes leave behind, and safety tips help you protect yourself from danger. Spanish Edition

Think you'd like to be a fire fighter? Learn about the special equipment fire fighters use, their role in community safety, and their lives at the station. This book features a comprehensive timeline of the history of firefighting from its origins in ancient Rome through firefighting practices of today plus vocabulary related to fire fighters and fire safety.