Victims' parents, who alleged the girls committed suicide after being scolded by the teachers, clashed with school staff and parents of other wards, forcing the school administration to close the institution till next Tuesday.
They also accused the police of not probing the matter properly and demanded that an FIR be lodged in the case.
While the police is maintaining that the girls accidentally fell off a hillock on September 24, the family alleged they were "mentally tortured and harassed" after which they ended their life.
SP Chader Shekhar Pandit had said on Monday the girls fell from the hillock and died.
