¿Foca o león marino? (Seal or Sea Lion?)

History is full of unsolved crimes, mysterious disappearances, and strange sightings. Readers will discover some of the most well-known mysteries in history--including Amelia Earhart, Big Foot, and the Salem Witch Trials--in this fascinating, Spanish-translated nonfiction book. Featuring detailed images, intriguing facts, and informational text in conjunction with a glossary of terms and an index, readers will be enthralled from beginning to end!

Susana y Alfredo son hermanos mellizos y cada uno, por su cuenta, quiere formar una pandilla con sus amigos del colegio. Una de chicas, una de chicos... Ambas pandillas se pondrán pruebas para ver quién hace las cosas mejor. ¿Hasta qué punto la unión es más importante que el orgullo? Una novela que demuestra que es mejor olvidar los prejuicios.

Think, do, communicate and feel Science! Discover the world of Science through a series of modules for CLIL or bilingual education programmes in Primary and Lower Secondary schools.

"Some things are so huge or so old that it's hard to wrap your mind around them. But what if we took these big, hard-to-imagine objects and events and compared them to things we can see, feel and touch? Instantly, we'd see our world in a whole new way." So begins this endlessly intriguing guide to better understanding all those really big ideas and numbers children come across on a regular basis. Author David J. Smith has found clever devices to scale down everything from time lines (the history of Earth compressed into one year), to quantities (all the wealth in the world divided into one...