La naturaleza de la materia (The Nature of Matter)

What did people use to buy things before money was invented? Where is money made? Find out in this inviting book that informs readers about coins, paper money, the Federal Reserve, exchange rates, and checking accounts. Featuring a timeline of money's history, detailed photos, stimulating facts, clear, informational text, and a glossary that will assist in improving vocabulary, this Spanish-translated nonfiction title will keep readers engaged from cover to cover.

This four-act script allows students to perform roles at differentiated reading levels to accommodate all students. Written in Spanish, students will interact cooperatively with their peers, learn to speak with feeling and meaning, increase their vocabulary and comprehension, and develop stage presence. A glossary is included to engage students further with this play that focuses on early US History. Characters include Captain John Smith, Pocahontas, Powhatan, and more.

In this biographical book, young readers will learn about the brave life of Harriet Tubman. Readers will discover how Tubman bravely escaped from her life as a slave to cross the Mason-Dixon line into freedom and how she helped hundreds of other slaves into freedom through the Underground Railroad with the help of abolitionists. The vivid images, stunning facts, and supportive text work in conjunction with the helpful glossary, index, and timeline of Tubman's life to give readers an engaging experience as they move from cover to cover. This book has been translated into Spanish.

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.

Enseña a los jóvenes a través de los mensajes que los hombres más sabios del mundo han dedicado a la juventud a disfrutar plena y responsablemente de lo que otorga la naturaleza.

La lluvia amarilla es el monólogo del último habitante de un pueblo abandonado del Pirineo aragonés. Entre «la lluvia amarilla» de las hojas del otoño que se equipara al fluir del tiempo y la memoria, o en la blancura alucinante de la nieve, la voz del narrador, a las puertas de la muerte, nos evoca a otros habitantes desaparecidos del pueblo, que lo abandonaron o murieron, y nos enfrenta a los extravíos de su mente y a las discontinuidades de su percepción en el villorio fantasma del que se ha enseñoreado la soledad. En el pueblo de Ainielle ya sólo quedan Andrés y Sabina. Poco a...

Few natural forces seem as much like magic as magnets. Perhaps that’s why magnets are so fun! Young scientists will love learning about amazing magnets, both natural and man-made. They’ll discover how magnetism is harnessed to help us in many ways. This STEM-supportive volume contains comprehensible text and photographs of students and scientists utilizing magnets. It also includes a simple, fun concluding activity to encourage readers to use this super science tool themselves.

Ésta es la historia de Abul Qasim, el médico del califa Abderrahmán III. Abul operaba cataratas, hernias y bocios; hacía traqueotomías, trepanaciones, amputaciones y, incluso, intervenía cólicos misereres.