According to the complaint filed by girl's family, the boy waited outside her institution and allegedly eve-teased the fourth grade student during the after-hours of school for a period of time.
The accused misbehaved with the other school girls too. He had been eve-teasing the victim for a long time, Additional Superintendent of Police (ASP), Vidyasagar Mishra said.
A complaint was lodged yesterday, following which the boy was arrested from Badaut area, he said.
Police is investigating the matter, Mishra said.