Ryan Modaffare is charged with distributing or promoting child abusive activity.
Gregory Kwapik is charged with third degree criminal sexual conduct.
Nicholas Kelly is also charged with third degree criminal sexual conduct.
All three are 17 and from Chesterfield Township.
The charges stem from two of the students having sex with a 15-year-old classmate and the third sharing an explicit photo on social media.
The bond is set at $100,000 for each suspect.