Pequeños poderosos: Cosas diminutas, grandes resultados (Mighty Micros: Little Things, Big Results) 6-Pack

This book describes dump trucks called off-highway trucks, explaining their operating equipment and dumping beds, fuel, and jobs.

A flexible suite of resources providing full coverage of the Cambridge IGCSE® Spanish as a First Language syllabus (0502) for first examination in 2015. Written by practising teachers, this workbook helps students further develop the skills acquired through the course. Practical exercises expand and enhance the materials in the coursebook, supporting students through the Cambridge IGCSE® Spanish as a First Language course.

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.

Una fábula poética en formato acordeón inspirada en uno de los casos de resilvestración más emblemáticos del mundo, el del lobo en el parque de Yellowstone. Un ejemplo mundialmente conocido del regreso de la biodiversidad. La resilvestración de los lobos en el parque llevará a la transformación del paisaje. La falta de depredadores ha provocado una naturaleza seca y desierta donde los ciervos se lo comen todo a su paso. Con la llegada de una manada de lobos el parque recupera la vida: crecen los árboles, regresan los pájaros, se estabilizan los ríos, renace el medio acuático y...