say tht u hve a headachethen say tht u wnna go home if u dnt wnt to go to school or if ur at home,jst say u dnt wnt to go to school and then say tht ur goin to puke so ur going to the bathroom,and then make a pulpy sound.another one for the school is u jst say u rlly got a headache and ur rlly goin to throw up so r goin to bathroom and then make the same puking sound so loud tht ur teacher hears u and she sends u home.thts wht I sometimes domake ur sound like u hve a headache.
Take a thermomiter( ik its spelt wrong) and run it under warm water. Then show your parents also, bundle up that night and swet alot (maybe use fake warm!! water as sweat)