Robotto Has Issues Número 10

Simple text and photographs show how common shapes can be put together to create new and different ones.

In English and Spanish, build empathy in children; guide them to show they care by listening to others and respecting their feelings. Empathy is key to positive, healthy relationships. In clear, child-friendly words and illustrations, this English-Spanish bilingual book helps children understand that other people have feelings like theirs—and different from theirs. It guides children to show they care by listening to others and respecting their feelings. Includes questions to discuss and empathy games to play, in both English and Spanish. ​The Learning to Get Along® Series The Learning...

This simple introduction to the symbols, celebration, and traditions of Christmas looks at the holiday from a child's point of view.

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.