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.
Follow all our CES coverage at bbc.co.uk/ces2017