Several window panes and exterior lights will need to be replaced at Kidspeace in Muhlenberg.
Police say an unknown person or persons launched numerous unknown types of projectiles at several windows and exterior lighting around the perimeter of the school.
School officials reported the incident occurred sometime between 5:00 p.m Friday and 7:00 a.m Monday.
School officials did not have a total dollar amount for the loss at the time of this report, police say.
Police are asking anyone with information to contact them at their Muhlenberg Township department office at 610-929-5454 and reference incident number 66-13-10587.