Only 8% of parents think that the coalition has had a positive impact on the education system since it took power, according to a new poll.
The YouGov survey of around 2,000 adults, commissioned by the National Union of Teachers (NUT), also suggests that just 2% of people believe politicians should be able to prescribe what teachers teach.
The survey comes as the NUT meets for its annual conference in Liverpool.
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Almost a fifth of hospital patients were also unable to reach their call button, a report warned.
At least 2,400 cancer sufferers die needlessly every year because their GP does not refer them to a specialist quickly enough.
It comes after shadow chancellor John McDonnell made a surprise U-turn on the Tory budget vote which is due later today.