Virendra Singh, a primary school teacher in Charkhari township, allegedly indulged in indecent activities with about six minor girls by calling them individually into a room, SP Harish Chander said.
He was arrested yesterday after the parents complained to police about it, the SP said, adding a case has been registered and investigations are on.
Singh has been suspended and a departmental inquiry is being conducted, Assistant Basic Shiksha Adhikari, Rameshwar said.