La disputa entre los animales y el hombre

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...

Muddy Creek in Edgewater, Maryland is the site of a major makeover. The land around the stream has worn down. Find out what caused Muddy Creek to erode, and the many steps involved in saving it. Created in collaboration with the Smithsonian Institution, this Smithsonian Informational Text builds students' reading skills while engaging their curiosity about STEAM topics through real-world examples. It features a hands-on STEAM challenge that guides students through every step of the engineering design process, from the initial research and brainstorming sessions, through the design and testing ...

“Dino” Don Lessem brings readers face-to-face with various dinosaur species, detailing their habitats, way of life and how they became extinct. An acclaimed dinosaur expert, Don Lessem has written more than 30 children’s books, writes a popular dinosaur column in Highlights magazine, and was an adviser for Jurassic Park. Take a trip through dinosaur time to meet these duck-billed dinosaurs face-to-face: Corythosaurus could honk through the top of its head! Gryposaurus had hundreds of grinding teeth! Parasaurolophus could smack enemies with its strong tail! Plus, you'll get to know...

Esta obra pretende desarrollar la comprension estrategica del jugador y asi permitirle mejores resultados.