Teaching notes for every lesson in the Student's Book Numerous ideas for mixed-ability classes - optional extension activities for fast finishers and weaker students, and suggestions for stretching stronger students too Culture and language notes Unit overviews give a map of all the resources available for each unit, and include ideas for songs and useful web links Printable worksheets to revise and extend the core unit vocabulary and grammar (perfect for mixed-ability classes), additional unit reviews for extra vocabulary support, and communicative worksheets for pairwork speaking Extra interactive vocabulary and grammar exercises to use in class English.