The new GCSE system will free students from constant assessment and help them understanding subjects better, said the head of exam regulator Ofqual.
Glenys Stacey, Ofqual's chief regulator, told the BBC that focusing more on final exams means time can be "freed up so that students can actually learn and become competent in their subjects".
She added: "at the momnet too many students of whatever ability are sitting too many assessments".
More top news
Delicately worded memo by then press chief from 1985 is among cache of newly released documents from former PM's private files.
Cloud and showery rain may linger across the far northwest throughout Saturday.
Supporters of the British man who is awaiting release from Guantanamo Bay spoke to ITV News about their concerns for his health.