Snakes do not have the mental capacity to learn - therefore any attempt to teach them to stop doing whatever it is that they're doing - is futile !

it depends what grade you are doing

If you were to do PE, or Physical Education, in college you could teach fitness classes. With a masters you can teach at a college or you can teach athletics in high school with a BS.

he likes to teach and heal seek people by doing miracles

i will train that man and teach many tricks. If someone is not doing well so i will do nothing and just see what is he doing.