A teacher who with possession of child pornography earlier this month, also allegedly taped students undressing while away at camp.
Matt Hansen, 38, taught seventh grade math in the district since 2004, and was placed on administrative leave pending the outcome of the police investigation.
According to a letter from Superintendent Bernard DuBray posted on the district's website in June, Hansen also assisted with the district's Fifth Grade Outdoor Education Program.
"Since his arrest, the Cyber Crimes Unit found evidence that Mr. Hansen secretly and inappropriately videotaped some students at the Outdoor Education Program," DuBray wrote, adding that he had not personally seen the tapes.
The superintendent issued another letter to parents on Monday, stating that after speaking with detectives, it was deterimined there was "no indication the videotapes have been shared with other parties."
According to DuBray, Hansen resigned from the Fort Zumwalt School District and remains in jail.
Fort Zumwalt crisis counselors are available for students and parents.
The district's first Outdoor Education Program session begins Sept. 17. DuBray said in the letter, that he and Deputy Superintendent Patty Corum will attend parent meetings held prior to camp to answer questions, concerns and discuss "further enhancements for the program."