At Harvard, big lecture courses are generally taught with help from graduate students, who lead discussion sessions and grade papers.
Welsh Education Minister Leighton Andrews ordered the WJEC exam board to re-grade papers, saying the way that grade boundaries were set had been unfair to Welsh pupils.
There are still papers to grade in some coursework involving subjective creative work.
FORBES: Readers Say: Khan Academy and Wage Stagnation In Taiwan
When she finally comes home around 5:30pm or 6:00pm, there are often papers to grade, parent calls to make, lesson plans to write, or other required (if not always important) tasks.
Sometimes she has to grade 170 five-page papers while running a homeroom and planning ten lessons a week.
Schools Minister Nick Gibb said it was reassuring that the proportion of papers given a new grade was the same as last year.
Speaking to the BBC after his meeting with the watchdog, Brian Lightman, general secretary of ASCL, said the issue was not re-marking papers, but altering grade boundaries and "putting right what's happened".
Earlier Clive Lewis, QC for AQA, said the board had followed official guidelines in deciding to alter the grade boundaries between the January and June papers and was satisfied that the June results were correct.
These will also be linear - rather being than taken in "chunks" and there will be no separate "foundation" papers for less academic pupils, where the maximum grade possible is a 'C'.
It called for June's papers to be regraded in line with the January C-grade boundaries.
An alliance of heads and teachers' unions is continuing to press for June's papers to be regraded in line with the January C-grade boundaries.
Pupils from England, Wales and Northern Ireland were offered the chance to resit the papers free of charge after the row over the moving of grade boundaries.
The regulator said the January papers were marked too leniently, but stood by the new June grade boundaries.
It also suggested the grade boundaries had had to be moved in response to teachers "significantly" overmarking controlled assessment papers.
应用推荐