When you here the snide comments tell them "I know many teens are becoming pregnant but I am a married 22yr old," then walk away. As far as the looks people are giving you just smile at them because they don't know your situation.
I agree with the other parents who suggest that you place a cold pack in your sons lunch box. My issue is the teacher not serving the fruit. I know in TX that all teacher or employees who serve any type of food or snacks must take a food handlers class. Gloves must be worn if you are touching...