Mr Balls said: 'We need a more intensive focus in the early years.' The Key Stage 3 tests - introduced by the Tories in 1993 - had become 'less and less relevant', he said. Schools Secretary Ed Balls announced that they would be replaced by more frequent classroom assessments by teachers in years 7, 8 and 9. Ed Balls said Sats tests for 14-year-olds will be scrapped