A 28-year-old man has been arrested following reports that somebody had been posing as a police officer and approaching schoolgirls.
The suspect was held on Wednesday by police in Haringey, north London, on suspicion of attempting to take a child.
He was taken into custody but has since been bailed.
On Monday morning four schoolgirls, aged between 11 and 14 were approached by a man across several locations in the Hornsey area.
A similar incident was also reported shortly before 8am today.
None of the girls were injured, and they and their families have all been spoken to by police. The relevant schools have also been contacted, and extra police patrols are reportedly being carried out in the area.
A sixth incident was also reported, involving a 10-year-old boy being approached shortly on Tuesday morning in the Crouch End area.
Police believe the man was not wearing a police uniform but identified himself as an officer.
He has been described as black, aged between 20 and 30 and of medium build, with short dark hair and was wearing a jacket with the hood up.
Anyone with information about the incidents can call police in Haringey via 101, or contact Crimestoppers anonymously on: 0800 555 111 or at: crimestoppers-uk.org.