La historia de las innovaciones victorianas: Fracciones equivalentes (The History of Victorian Innovations: Equivalent Fractions)

Learn how the gold rush shaped California’s population, economy, citizens, and cities with this primary source book that builds students’ reading skills and social studies content knowledge. The dynamic primary source maps, letters, and images provide authentic nonfiction reading materials and keep students interested in learning. Text features include a glossary, index, captions, sidebars, and table of contents. This book connects to California state studies standards and the NCSS/C3 Framework and features appropriately leveled text to accommodate different reading levels. Additional...

It was known as the age of the dinosaurs, but other fascinating creatures roamed the Earth at the same time. Learn about lesser-known animals from the prehistoric era that are no less fascinating! Students will be engaged in reading about ancient animals like Gigantopithecus, Titanoboa, Megalodon, and more as they develop their skills at reading and writing numbers. This Spanish math book combines math and literacy skills, and uses real-life examples of problem solving to teach subject area content. The full-color images, intriguing sidebars, practice problems, and math diagrams make learning ...

Help teach students about the voting process with this Spanish nonfiction book. Made for young readers, the book includes a fiction story related to the topic, a bonus project, discussion questions, and other helpful features. This 24-page full-color Span

Gorillas, wolves, chickens, and kangaroos. It might not seem obvious at first, but these species all have something in common: their individual members must all find their places within their groups. These power struggles can be dangerous! Read about the fierce world of animal alphas and how they make it to the top. This Spanish nonfiction book will keep students engaged in reading as they build their literacy, vocabulary, and comprehension skills. Important text features include a glossary, index, and table of contents. The Reader's Guide and culminating activity require students to connect...

La fabulosa historia de ocho princesas que decidieron cambiar el cuento que les habían contado. Princesas del rock, del cine, de las estrellas, de las letras..., de la vida misma. Princesas que no nacieron, que se fueron haciendo por el camino hasta conquistar su propio reino. Princesas increíbles que, como tú, inventaron otra forma de ser princesa. Patti Smith, Karen Blixen, Malala, Michelle Obama, Kathy Switzer, Mary Quant, Penélope Cruz y, por supuesto, tú. Un libro mágico que te ha reservado un espacio para que lo completes con tu propia historia.

La Geología es una ciencia sumamente atractiva ya que abarca cuestiones trascendentales relacionadas con nuestro planeta: su origen, su formación, la vida en tiempos pasados y los procesos actuales de evolución, en la que los seres humanos intervenimos de manera activa. En este volumen se analiza, además de su origen y formación, la estructura de la Tierra, la composición de la atmósfera, la deriva de los continentes, los volcanes, la formación del relieve, los glaciares, el mar, el ciclo geológico y los mapas.

Colección de 26 cuadernos independientes de los cuatro cursos de Secundaria. Para trabajar y consolidar todos los contenidos de la ESO de acuerdo a las necesidades de cada alumno.

This is a hopeful conservation story about an endangered family of Mexican gray wolves who live in a sanctuary in the Pacific Northwest and their journey that leads to their successful release to the wild in Mexico. This nonfiction story, illustrated with color photography, follows the lives of a Mexican gray wolf family, known as lobos, with pups born at a sanctuary in Washington State near Mount Rainier, to their release into the wild in Mexico. Through this hopeful and engaging story of conservation, kids learn about wolves--their characteristics and behavior--and the challenge of...