Provide a range of texts to develop reading skills for use in class or at home, with a reader for each level of the course, to complement the Pupils' Books and Workbooks. - Measure progress with carefully structured language levels. - Ensure vocabulary development. - Test pupils' understanding with comprehension questions. - Cover a range of text types, including stories, poems and information. - Support teachers with free Teacher's Guides, including notes and advice about using the Readers.