Dentro de los ecosistemas y los biomas (Inside Ecosystems and Biomes)

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.

This inspiring Spanish-translated biography allows readers to learn about the incredible life of Sojourner Truth. Featuring a timeline of Sojourner's life, a glossary, and an index working in conjunction with vibrant images and supportive text, this title will leave young readers inspired by Sojourner's life as an abolitionist and suffragist.

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.

Rina Komemoski..., una rana fuera de lo común, aprende el valor de la amistad en medio del hambre implacable... ¿Será posible?

¿Qué significa jugar limpio? Cumplir las reglas, ayudar a los demás y respetar los turnos son algunos ejemplos. Este libro se combina con el título de ficción Tu turno. What does it mean to play fair? Following rules, helping others, and taking turns are a few ways to do it. This Spanish book pairs with the fiction title Tu turno.

An asteroid hitting Earth may sound like science fiction, but it is a real danger. This book explores what the different scenarios might be and how we can prepare ourselves in case such a disaster should occur.

Imagine traveling at half the speed of a jet plane without ever leaving the ground! Students will discover the technology that makes such speeds possible, from special tracks and safety precautions to aerodynamically designed trains. What are the limits to the speed of trains? What imposes those limits? Students also will read about the future of passenger train travel, from flying trains to trains that use huge magnets to levitate inches or centimeters off the track. Some trains safely reach speeds of more than 200 mph!