Cuentos selvatásticos

Sofía and her friends accuse someone of theft based on his appearance, but when the truth comes out, they learn a lesson about passing judgment based on superficial traits.

Suggested age: 8 years old. Words can be jigsaw puzzles. They can hide and yell safe. They can expand or shrink like the elastic cord used in recess to jump with. Words are ours: those that make us laugh, or make us think, and those that tell us it's time to play.

Embark on an interactive journey through the career of Dutch painter Vincent Van Gogh! With pop-ups and lift the flaps, this book reveals his entire career. Discover his works, influences, and life story, and recreate the famous Bedroom in Arles in 3D.

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.