World Class is a new, two-level series from National Geographic Learning for high-intermediate and advanced English language learners. This integrated-skills program uses National Geographic content, images, and video to help learners expand their overall fluency while developing the tools and strategies necessary for effective, real-world communication.
Happy Earth 2 (New Edition) Class CDs One of the world’s most successful primary courses, the Happy Series is a six-level course that’s perfectly in step with your students’ development.