Time Zones, Second Edition is a four-skills program designed to teach teenagers how to use English effectively, developing them into successful global citizens. It features: ? An all-new Starter level, introducing students to the essential English language skills and vocabulary necessary for true beginners. ? Engaging real-world content that brings National Geographic Explorers and 21st century topics into the classroom. ? A communicative approach that offers students the opportunity to learn about and critically discuss global issues. ? National Geographic video in every unit, introducing amazing places, culture, and information from around the world.