On July 18, 2011 at approximately 11:45 p.m., Tredyffrin Township police officers and fire crews were dispatched to the Mazie B. Hall Park for a suspicious fire.
Not much was left at the "Tot Lot" on Upper Gulf Road when firefighters got there.
Investigators say the suspects, ages 8 to 15, set the fire accidentally, but will still face charges of Criminal Mischief.
The damage is estimated at $65,000.