The National School Lunch Program (NSLP) is a federally assisted meal program operating in public and nonprofit private schools and residential child care institutions .  The NSLP provides nutritionally balanced low-cost or free lunches to children each school day. 
For more information about the program and how to apply, please see the links below:

National School Lunch Program Information
Free & Reduced Lunch Application
Appeal Process
Non-Discrimination Policy
Diocese of Harrisburg Wellness Policy
How to Apply to the Lunch Program