Officers in Cumbria are warning parents to be alert to signs of internet bullying over the summer holidays and to learn more about what their children are doing online.
Online threats are the biggest risk, but the police are also concerned about an increase in teenagers texting pornographic images.
The warning came as the Prime Minister said Britain had to do more to protect childhood innocence.
Dan Ashby reports:
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Our gallery of wildlife in the Farne Islands, taken by our reporter and a selection of local students.
Mainly dry until later on Wednesday. A cooler, showery and blustery end to May
Mainly dry. Light rain out of thicker cloud over hills. Breezy at times and cooler than average