How can a short 15 yr old boy make money?

i live the life of a f***ing bum it sounds sad but its true my parents migrated and were always on the look for border patrols we came here with hope and 30 dollars we live in my aunts trailer she died last year and my dad works in a corn field and my mom is dying of cancer i wanna work to help but its hard to find a job what can i do for money?