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

Love story set in Madrid during the last days of the reign of Alfonso XIII. Isabel, an educated young woman from a pro-monarchy family meets Joaquín, whose background is very different. The author means to offer a complete and accurate picture of the ten turbulent years that determined the history of Spain in the twentieth century.

"Despega hacia el espacio en esta aventura interactiva basada en los alunizajes del Apollo. Desde el despegue del cohete hasta el regreso a la Tierra, este libro de no ficción con solapas y lengüetas despertará la curiosidad de los más intrépidos. ¡Un gran mundo puede ser pequenño!"--Casadellibro

Young readers may have heard about the benefits of using and making the most of their resources, but how does that factor into an economic discussion? This thorough discussion defines resources and describes the different types of resources and why some divide them into three categories and others choose four. The book also addresses the concept of scarcity, showing readers how, because all resources have their limits, it is important to use them responsibly and efficiently in a healthy economy.

Surveys the life of Nathan Hale, a Revolutionary War hero whose service to George Washington as a spy cost him his life.