Academics from the University of Cambridge and Anglia Ruskin University have told the government they believe formal education for young children is damaging.
They argue play-time is an opportunity for children to have fun, and say it should last until they are 6 or 7 years old.
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People's Millions: Anglia West Wednesday
People's Millions: Anglia East Wednesday
Mist and fog slowly lifting. A generally grey and gloomy day with outbreaks of rain