Mi mamá

The American Revolution was one piece of a global struggle for power. Great Britain, France, Spain, and the colonists under each empire's rule fought for control of the world's vast lands and resources. On the American battlefront, Bernardo de Galvez, a Spanish general, would survive battle wounds and hurricanes to lead a diverse force to victory. His leadership changed the course of history, and contributed to the American patriot's success. In this enlightening and engrossing book, students will think critically about the global nature of the era as they study a new perspective and powerful ...

Learn how to help others in your community. This exciting Spanish nonfiction book describes the many ways that volunteers make a difference, from cleaning up parks to helping in food banks. Perfect for young readers, the book includes a short fiction stor

In graphic novel format, follows the adventures of Max Axiom as he explains the science behind photosynthesis.

La cultura medieval islámica ha dado figuras espléndidas. Omar Jayyam, poeta y filósofo, algebrista y astrónomo, es sin duda la más fascinante de todas. Su pensamiento fue heterodoxo, su saber inmenso, su obra variadísima. De lo que nos ha llegado de su poesía no siempre es fácil distinguir lo auténtico de lo apócrifo, y de lo que sabemos de su vida, la historia de la leyenda. Su más importante aportación algebraica, la resolución sistemática de las ecuaciones cúbicas cortando cónicas, se procurará poner al alcance de un lector moderno sin alterar las ideas de fondo.