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.

Read Along or Enhanced eBook: Take a journey into the wild world of reptiles and amphibians! Readers will learn about crocodiles, lizards, snakes, tortoises, and salamanders. Featuring a glossary, index, colorful images and charts, intriguing facts, and clear, informative text, readers will be sure to be enthralled as they move through this engaging, Spanish-translated book.

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.

Carlitos recibe la visita de lo que parece un fantasma: se trata de una señora que todas las noches se le aparece. No parece peligrosa, pero tampoco deja claras sus intenciones al manifestarse frente a Carlitos. ¿De dóndie viene, entonces? Su origen es un libro. ¿Y qué busca? A su hijo, que se perdió en el bosque, más allá del árbol guardián.

Welcome to Mexico! From the various animals to the warm desert, readers are invited to explore all aspects of this beautiful country in this delightful, Spanish-translated nonfiction title. Using informational text in conjunction with vibrant photos, maps, and charts, readers will be engaged from beginning to end!

Leila tiene seis años. Tiene los ojos muy grandes, el pelo rizado y la piel morena. No tiene hermanos, pero tiene muchos amigos en el colegio. Una dulce historia que nos enseña que las diferencias no existen ¡y que los grandes a menudo tienen más prejuicios que los pequeños!

En mi cuaderno de investigaciones tenía una gran lista de preguntas pendientes sobre el universo y todo lo que nos rodea. Bitácora secreta de Pachi: - ¿Tiene olor la lluvia? - ¿Por qué las hojas de los árboles cambian de color en otoño? - ¿Los humanos siempre tuvimos cinco dedos? - ¿De dónde viene la sal del mar? - ¿Por qué titilan las estrellas? Con mi papá empezamos un estudio en terreno: nos fuimos de viaje, acampamos, cocinamos juntos, jugamos con legos, vimos películas… ¡y le pusimos CHECK a mi lista de la forma más entretenida! ENGLISH DESCRIPTION In my research...