Francisca Alvarez

Cynthia Ann Parkers family moved to Central Texas when she was about nine years old. A year later, a large force of Comanche warriors attacked Fort Parker and seized Cynthia Ann and four other captives. The other four were eventually released, but she lived among the Indians for 25 years, immersed in the Comanche way of life. Though given a number of opportunities to go back to her white family, she always chose her life with the Comanche, choosing instead to stay with her husband and children. She eventually returned to white society as an adult.

Imagine getting ready for bed when the sun is still shining, or eating lunch when it’s dark outside. How are such things possible? Learn how people in places such as Alaska, Norway, Iceland, Sweden, and Canada cope with days and days of sunlight and darkness. Created in collaboration with the Smithsonian Institution, this STEAM book will ignite a curiosity about STEAM topics through real-world examples. It features a hands-on STEAM challenge that is perfect for makerspaces and that guides students step-by-step through the engineering design process. Make STEAM career connections with career...

De todas las grandes aventuras que ha vivido el ser humano hasta nuestros días, la que le llevó a montarse en una nave espacial y alcanzar la Luna es seguramente la más apasionante y hermosa de todas. Súbete en el Apollo 11 y acompaña a Armstrong, Collins y Aldrin en una aventura espacial camino de la Luna, camino de la historia.

SHAAAARRRKK! That's probably the last word anyone wants to hear while swimming in the warm blue sea. But most sharks aren't at all what people expect. In fact, those who think all sharks are giant, man-eating killers are in for a surprise. The compelling narrative, colorful illustrations, and captivating facts in SURPRISING SHARKS reveal that sharks come in all shapes and sizes - and probably should be more afraid of humans than we are of them. Back matter includes a note about sharks and an index.

Este libro es una guía práctica dirigida a todos aquellos usuarios de Windows que desean comenzar a utilizar Linux. De forma práctica, se muestran las posibilidades de sustituir Windows por Linux y realizar todas las tareas que habitualmente se ejecutan con el PC. Para la confección de esta guía se ha elegido Mandriva, a pesar de que existe una gran variedad de distribuciones de GNU/Linux, por dos razones fundamentales: la facilidad de uso de su interfaz gráfica y la gran cantidad de aplicaciones listas que incluye para su instalación; todas las comentadas en el libro pueden instalarse ...