Roadside signs that frown at speeding drivers are being tested outside schools in Medway.
Drivers who obey the speed limit are greeted with a smiley face. The images are instantly understood by adults and children - a powerful bit of psychology, say road safety chiefs.
John Ryall spoke to Medway Council's director of regeneration Robin Cooper and Chatham head teacher Gillian Hill.
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Holly has the latest forecast for the east of the region.
Holly has the forecast for tonight and tomorrow in the west of the region.