Book excerpt: Complete Key for Schools is official preparation for the Cambridge English: Key (KET) for Schools exam. It combines the very best in contemporary classroom practice with engaging topics aimed at younger students. The information, practice and advice contained in the course ensure that they are fully prepared for all parts of the test, with strategies and skills to maximise their score. Informed by Cambridge's unique searchable database of real exam candidates' answers, the Cambridge English Corpus, Complete Key for Schools includes examples and exercises which tackle common problem areas at this level. The CD-ROM contains grammar and vocabulary exercises for motivating, flexible study. A Student's Book without answers is also available.