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.

Read Along or Enhanced eBook: 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.

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.

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.

Con motivo del aniversario de la llegada del hombre a la luna, Lumen visita el mundo lunático. Al término de la Segunda Guerra Mundial (1945) las dos potencias más poderosas de la época, la URSS y los EEUU, iniciaron lo que se denominó la Guerra Fría. Una de las disputas más espectaculares fue la carrera del espacio. Tanto los comunistas como los capitalistas querían conquistar el espacio exterior, o que lo pareciese. La URSS iba por delante con sus proyectos Sputnik, pero los EEUU consiguieron ganar la partida más importante: que un hombre pisase la Luna. El 20 de julio del 1969, a...

El esclavo huido de Filemón encontró la verdadera libertad de los labios de san Pablo; una apasionante historia de uno de los primeros cristianos.

Why did the Civil War begin? Which states were part of the Union and which were part of the Confederacy? Readers will learn the answers to these questions and more as they move through this fascinating nonfiction Spanish-translated title. The easy-to-read informational text, engaging facts, and vivid images and illustrations help highlight some of the aspects that led up to the Civil War, including slavery, the Underground Railroad, abolitionists, the Fugitive Slave Act, the Dred Scott Decision, and the Lincoln-Douglas debates. The accessible table of contents works in conjunction with the...

Learn About The Destructive Effect Non-Native Animals Have On Native Plants And Animals When They Invade An Environment.