CES 2017: The hi-tech exercise bike for three-year-olds

Fisher-Price has created an exercise bicycle for three-year-olds, which it has put on show at the CES tech expo in Las Vegas.

The Smart Cycle plugs into a TV, so that the youngsters can be shown educational games as they build up a sweat.

But the BBC's Chris Foxx wondered if parents should be encouraging their children to be spend even more time in front of a screen.

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