Interactive is an exciting four-level course for teenage learners from elementary to upper-intermediate levels (CEF A2-B2). This contains full explanations working with the Student's Book material and an answer key. The introduction includes tips for teaching skills, using the internet and the DVDs, and managing the 'Interaction' and 'Pronunciation' sections. There is an optional activity for every page of the Student's Book developing grammar, vocabulary, reading or listening. Background cultural information is provided where relevant and there are weblinks to follow on from the 'Skills4Real' sections.