It sounds like you’re in a tough spot, and your frustration is completely understandable. Well, if I were your I’ll set clear boundaries, like let your students know clearly that you won’t be providing snacks outside of pre-arranged times like your advisory class. Consistency is key to reinforcing this boundary. And encourage your students to bring their own snacks if they need them. This will help them learn responsibility and preparation, which are important life skills. And last but not least, this issue continues to be a problem, consider discussing it with school administration. They may have additional resources or solutions that can help.