State troopers arrested three teenagers for breaking into a Chanceford Township school Sunday morning, police said.

Two boys, ages 16 and 17, and a 17-year-old girl are facing charges for the 11:40 a.m. burglary at the 2650 Delta Road school, according to state police.

Police said the two boys crawled through an open window to get inside the school, then ran around knocking papers and signs off walls. The girl stayed outside, police said.

Responding troopers apprehended all three at the scene, police said.