Key Words with Peter and Jane uses the most frequently met words in the English language as a starting point for learning to read successfully and confidently. The Key Words reading scheme is scientifically researched and world renowned. In book 9a, Peter and Jane play games and sports in 111 new words, including 'skipping', 'quickly', 'treasure' and 'paints'. Once this book has been completed, the child moves on to book 9b.