GCSEs are to be more rigorous and stretching as part of a major shake-up of the exam system in England.
In English literature - pupils will study a whole Shakespeare play instead of short extracts - and the science paper will cover topics such as genetics, energy and space.
Grades are to be replaced by a numbered system, from one to eight.
But, Clive Ireson from the Association of Christian Teachers has been highlighting some of the organisation's concerns to Premier: