This popular, widely recommended, text supports trainees on primary initial teacher training courses where a secure knowledge and understanding of mathematics is required for the award of Qualified Teacher Status (QTS). A rigorous and focused test enables trainees to identify their strengths and weaknesses in mathematics. This test can be revisited at key stages in their course as a tool to monitor and evaluate progress. The fourth edition - has been updated in line with the new National Curriculum - includes more information on expanding and developing a knowledge of mathematics - is linked to the 2012 Teachers' Standards.