I just don't know what to do anymore I am depressed every single day and I tyr and hide it when I'm at school becuase it just puts everybody else down?

Depressed. After evaluation by your primary care doc., an assessment by a psychiatrist will guide u to right treatment.
Smiling depression. Smiling depression is what we termed people who would put on a good front. While its not possible to offer diagnoses based on an iternet question, it is important to know that depression can be helped. Feelings of depression more days than not - more than a couple of weeks is often associated with a significant episode. Rule out medical causes and see a good psychologist or psychiatrist.
Not good . How old r u ? U need to talk to u parent and u need to see u pcp for evaluation and treatment.