Migración (Migration)

Desde los lagos hasta las nubes, hasta la lluvia que cae de nuevo a la Tierra, descubra cómo el agua cambia a través de diversos procesos para formar el ciclo del agua. From lakes, to clouds, to rain that falls back to Earth—discover how water changes through various processes to form the water cycle.

Manuel Avilés Gómez, al coordinar este libro, ha conseguido integrar armónicamente unas interesantísimas aportaciones que completan y enriquecen, a mi entender, su obra anterior Criminalidad Organizada. Los movimientos terroristas. Se analiza en esta obra, con mayor profundidad si cabe que en la anterior citada, la compleja y difícil modalidad criminal conocida como "terror integrista". Este extenso estudio no se aborda sólo de modo puramente teórico, sino a partir de un enfoque interdisciplinar y con la necesaria contextualización social e histórica de esta forma ilícita de uso...

Do you think a snake would make a good pet? This fact-filled, Spanish-translated title uses bright, vivid images in conjunction with descriptive and informative language to let readers decide if they think these cold-blooded reptiles would make good pets. This 6-Pack includes six copies of this title and a lesson plan.

Design a flexible protective layer for a space suit. Space suits have come a long way. The look and function of space suits has evolved over time, but their purpose has always been the same--to keep astronauts safe. From the first suits worn during the Mercury missions, to the latest suits being tested by NASA, there have been great improvements. Learn all about the science behind space suits and how they have changed over time. Created in collaboration with the Smithsonian Institution, this Spanish Smithsonian Informational Text builds reading skills while engaging students' curiosity about...

It's Ms. Frizzle's birthday and the class tries to bake a cake but winds up inside it, learning about mixtures and reactions that occur when ingredients are put together."