Las selvas (Forests)

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

¿Estás preparado para embarcarte en la aventura de los números con los Little Einsteins? ¡El equipo cuenta contigo! Utilizando las tarjetas de aventura con los números de Rocket, busca docenas de elementos divertidos de contar en cada una de las escenas llenas de acción. Cuando hayas completado la caza del tesoro, prueba los desafíos numéricos adicionales de la Sonda Mira-y-Escucha o resuelve ecuaciones simples con las piezas de puzzle magnéticas del libro.

“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 horned dinosaurs face-to-face: Torosaurus had the biggest skull of any animal ever! Pentaceratops had five sharp horns on its head! Styracosaurus was as big as an ice cream truck! Plus, you'll get to know Centrosaurus,...

When rocks change because of environmental conditions, the new rocks are called metamorphic rocks. A rock's chemical or physical makeup may change because of conditions such as temperature, stress, or pressure. Your readers will learn fascinating facts including where metamorphic rocks are most commonly found, the different types of metamorphism, and how metamorphic rocks are identified. Full-color photographs depict these rocks in nature. A helpful graphic organizer shows how these fascinating rocks form.