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.

Advances in science have changed our world, all thanks to the scientists behind important discoveries. Some of the most important discoveries have come from female scientists, who were as unique for their work as they were for being trailblazers in a male-dominated industry. This text offers a biographical treatment of such important scientists as Marie Curie, Rachel Carson, and Jane Goodall, as well as others who have made it possible for women of the future to have a career in science. Age-appropriate text, fact boxes, historical and modern images, and a comprehensive timeline complete the...

Describes the U.S. Air Force Thunderbirds, including their planes, the maneuvers at their air shows, and team member duties. Written in English and Spanish.

EJERCICIOS DE ORTOGRAFÍA PARA LA ESOes una recopilación de ejercicios ortográficos, organizados temáticamente en tres grandes bloques (ortografía de las letras, acentuación y puntuación), para que los estudiantes repasen y pongan en práctica sus conocimientos sobre esta materia, que tantas dudas suele plantearles. Es el complemento perfecto para el título Ortografía fácil para la ESO, publicado también en esta colección. Los ejercicios están pensados para ser resueltos en el propio cuadernillo y vienen acompañados de su correspondiente solución, que se ofrece en un apartado...

What is matter? Anything that takes up space is matter. Matter can be a water, liquid, or gas. These are the states of matter. Learn about matter with this Spanish science reader that features easy-to-read text. Nonfiction text features include a glossary, index, and detailed images to facilitate close reading and help students connect back to the text. Aligned to state and national standards, the book also includes a fun and engaging science experiment to develop critical thinking and help students practice what they have learned.