Cambridge IGCSE® Spanish as a First Language Workbook

Todo el mundo habla del cambio climático, pero ¿es verdad todo lo que dicen sobre él? Palmeras en el Polo Norte nos responde a algunas preguntas que todos nos hacemos: ¿cómo está cambiando nuestro entorno? ¿A quién le va a afectar esa transformación y por qué? Este libro habla de la contaminación, de devastadores huracanes, de animales extinguidos y de osos polares; también de volcanes, icebergs, mamuts y científicos que pasan mucho frío; en definitiva, de un fenómeno que nos afecta a todos y de lo que estamos a tiempo de hacer por nuestro planeta.

"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 feathered dinosaurs face to face: The Caudipteryx had feathered arms and a tail that looked like a pom-pom! The Sinovenator may have used colorful feathers to attract a mate! The Microraptor may have used its feathers to glide...

Wind Power: A waving flag, blowing leaves, a kite soaring through the skyall are moved by wind power. Wind is also our fast-growing source of energy. Find out how wind forms and the different ways we may use it in the future.

"In this title, children explore the reasons why they may feel worried, how to recognize these feelings, and appropriate action to take when they feel worried."