Interactive is an engaging four-part course specifically designed for teenagers, packed with up-to-date and stimulating content. This course offers students optimal support, helping them speak English and participate interactively from day one. Teachers can customize the course with comprehensive materials such as Classware, DVDs, the Test Maker, and a premium content website with even more online extras that make learning truly interactive. Interactive offers 80-90 hours of core material per level, expandable to over 180 hours with the full range of components.