¿Qué causó la guerra de Secesión? (What Caused the Civil War?)

Presented in a large-size picture book format, this is the story of the Mars Rover Curiosity. It explains how it was built at the Jet Propulsion Laboratory in California, how it got its name, how it got to Mars, and what its mission hoped to accomplish. A timeline about the history of Mars exploration is provided at the end.

A researcher looks at cells under a microscope. A scientist studies bacteria in a Petri dish. A student boils liquid in a test tube. What do these things all have in common? The answer is: glass! Learn how something as simple as glass has played a huge role in scientific exploration with this fascinating Spanish Informational Text created in collaboration with the Smithsonian Institution! Build reading skills while engaging students' curiosity about STEAM topics through real-world examples. Packed with factoids and informative sidebars, this Spanish book features a hands-on STEAM challenge...

Los medios de comunicación audiovisuales y escritos, además de reflejar, en gran parte, la lengua utilizada en la vida cotidiana, sirven de vehículo a las innovaciones lingüísticas. Susana Guerrero, profesora de Lengua en la Universidad de Málaga, muestra en este libro la influencia que estos medios ejercen, concretamente en tres aspectos del nivel léxico: la creación neológica y la incorporación de extranjerismos, el asentamiento de impropiedades, y la fijación de redundancias. Cada uno de estos aspectos conforman un capítulo del libro, en el que se explican los términos...

A closer look at the stomach and how it works with the digestive system to give the body the nutrients it needs to stay healthy.