Police arrested a 22-year-old man on charges of raping a 10-year-old girl in Daganbhuiyan upazila of the district on Thursday night.
Abdul Karim Hridoy, of Momarizpur area, was arrested soon after the girl's mother filed a case, police said.
Senior Judicial Magistrate Abdullah Khan sent him to jail yesterday after recording the third grader's statement, said Imtiaz Ahmed, officer-in-charge of Daganbhuiyan Police Station.
The officer added that Hridoy took the girl to a secluded orchard when she was returning home in the evening and raped her.
He fled as locals rushed to the scene after hearing the girl scream, the OC added.
Her mother filed the case soon afterwards, he said, adding that the girl was taken to a hospital.