La naturaleza de la materia (The Nature of Matter)

Did you know that most animals in the world don't have backbones? Learn more about invertebrates in this engaging, Spanish-translated nonfiction book. Readers will learn all about mollusks, arthropods, arachnids, and crustaceans while being stimulated from cover to cover with its detailed images and charts, intriguing facts, and informative text.

A force is a push, a pull, or a turn. Every force has an equal and opposite force. Forces are always with you! They are all around us. Learn about forces 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.

Introduce students to immigration in America in the 1800s, and how it affected the United States. With this Spanish-translated book, readers will discover topics such as Ellis Island, Angel Island, and assimilation. Primary source images, fascinating facts, a glossary, and other features keep students engaged and help them better understand the social studies content.

Describes the raid on an armory in Harpers Ferry, West Virginia by John Brown, an abolistionist, in 1859. In graphic novel format.

Rodeo Barrel Racing Is Described In This Book. Readers Learn About Necessary Equipment And Techniques, Famous Riders, Animals, Records, Venues, And Championships.

La teoría de conjuntos es una rama de las matemáticas, y cuya dedicación de este capítulo, es gracias al matemático, Ferdinand Ludwing Philipp Cantor, quien es considerado el padre de la Teoría de Conjuntos, debido a ello, es que, en el año 1874, salió su primer trabajo revolucionario, con respecto a la teoría de conjuntos.

¡Llega la nueva novela de Stephenie Meyer! Revive la historia de amor inmortal de Crepúsculo contada desde la perspectiva de Edward Cullen. Cuando Edward Cullen y Bella Swan se conocieron en Crepúsculo, nació una historia de amor icónica. Pero hasta ahora, sus fans solo conocen la historia a través de Bella. Por fin los lectores podrán vivir la versión de Edward en la muy esperada novela Sol de medianoche. La inolvidable historia, contada a través de los ojos de Edward, toma un cariz nuevo y definitivamente oscuro. Conocer a Bella es lo más perturbador e intrigante que le ha...