A workman at the Archbold elementary school discovered a broken window over an east door on Friday, July 13.
An Archbold police officer reported the window appeared broken by a rock. Several small rocks were found on the sidewalk in front of the door.
The damage is believed to have occurred between 4 pm, Thursday, July 12, and the following morning.
In an unrelated case, Maria G. Wagner, 41, Archbold, reported at about 1:50 pm, Thursday, July 12, a door to her car was damaged, apparently after being struck by another vehicle door.
Police could not confirm what vehicle was responsible for the damage.