La naturaleza de la materia (The Nature of Matter)

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.

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.

Meaning "River of the Colorful Birds," Uruguay is a small country in South America that is covered by crisscrossing rivers and lush hills. Home to approximately 3.5 million people, the country is often regarded as the most stable and prosperous country in Central and South America. Uruguay produces 95 percent of its electricity from renewable energy and is known as one of the most socially progressive nations in the world. Allow your readers to learn more about Uruguay's unique culture through this informative book, which features engaging sidebars and vibrant photographs.

Mateo Chamero es un niño obeso de ocho años al que su madre quiere obligar a adelgazar. Su compañera de pupitre, Ana, está muy enferma. Mateo quiere ayudarla, pero no sabe cómo. ¿Encontrará el modo de hacerlo? Una estupenda historia que resalta los valores de la amistad y la superación de dificultades.

La princesa Rubí encuentra un reloj extraño en el bosque, lo que provoca que el destino se enfade al creer que lo ha robado y la castigue hundiendo su castillo en las profundidades del mar, dejando a la realeza y a todo su pueblo en la más absoluta miseria. Para salir de este castigo, la princesa deberá ir al misterioso bosque encantado poniéndose en riesgo por sus peligrosas y extraordinarias criaturas. Tendrá que encontrar en cada rincón pistas para unir el cuerpo de su novio que está esparcido por todo el bosque. La lupa y sus misterios se traslada a un mundo de fantasía, donde se ...

Esto más que un libro es una puerta que, al abrirla, mis sentimientos y reflexiones te dan la bienvenida a mi vida. Te muestran como soy y en lo que me he convertido. Las páginas de este libro, llevan plasmadas todo el dolor que me abrasa por dentro y el agua que caía de mis ojos mientras escribía.