Señor, líbrame de mis padres

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.

Welcome to Canada! From its majestic mountains to its exciting sports, readers are invited to explore what makes Canada so special in this exciting, Spanish-translated nonfiction title! With informational text, fresh vocabulary, and engaging maps, readers will be engaged from beginning to end.

Describes the physical characteristics, habitats, life cycle, and behavior of different kinds of reptiles, including alligators, turtles, snakes, and lizards.

This translated edition of My Holiday Memories Scrapbook for Kids, Translated Spanish Edition is printed in Spanish. It is the fifth scrapbook in the series and is especially designed for children to help them to remember their unique and joyful adventures through life. Scrapbooking provides an outlet of expression that may not be available in any other form. Families get involved and show their children how much they love them by helping them fill in the pages of this book to preserve family memories. When I was young, I had a baby book. My Holiday Memories Scrapbook for Kids, Translated...