Lo que el Frente Polisario esconde

Carlos goes into the cloud forest to look for animals, but he manages to miss seeing them even though they have an adventure with his umbrella.

Material para el alumno que sirve de apoyo al libro del alumno, para afianzar los conocimientos adquiridos en dicho libro. Ofrece una serie variada de ejercicios de refuerzo.

Book Features: • Ages 5-8, Grades K-2 • 24 pages, 8 inches x 8 inches • Simple, easy-to-read pages in Spanish with full-color pictures • Includes a glossary, index, and an engineering design activity • Supports NGSS Digging Up Facts: In Mi Biblioteca de Ingeniería: Diseño y Construcción en la Tierra, kindergarten—second graders learn about what engineers have to think about in order to build houses and other important structures in the dirt. Engineering Made Fun: Dirt is under everything that people build from the ground up. Young readers learn how engineers dig, move, and...

"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 the film Jurassic Park. Take a trip through dinosaur time to meet these deadly dinosaurs face-to-face: The Variraptor had pointy teeth with grooves like steak knives to saw through meat! The Draeomaeosaurus was the first raptor ever discovered. It had a very large brain! The Microraptor was ...