Teenagers want to be challenged and motivated. This puts a lot of pressure on you. Challenges will take that pressure off your shoulders by helping you meet the needs of demanding teenagers. You can do it!
Your students will...
get a clear sense of progress through materials that can be completed in one year
get really involved in their learning with the wealth of information and interesting topics
get a deeper understanding of language through the unique activities on word building and sentence patterns 
regardless of their activity, be motivated and kept on track thanks to the interesting activities in the magazine section
always have vocabulary support on hand with the Picture Dictionary in levels 1 and 2
take control of their learning through tips and strategies throughout the course