we time to time tell him about good touch and bad touch by demo.,we teach him about CLEANLINESS  like not to throw wrappers and peals here and there.,we give him home activities according to his age like to collect the toys, to pick up the things and put at the place which we ask him  to put.,we get him involved while WORSHIPING to increase spirituality in him.,we tell him about fresh food and junk food so that he remainS healthy.