hi my ds2 is 3.4 hes still in nappys has hes got sn eg gdd ,just over thease last few weeks hes been pulling his nappy even tho its not wet ,then weeing on the floor bed ect and then thease past couple of days hes been waiting while he poos ,and then pokes his fingers in the nappy ,iykwim how can i get him to stop this ive tryed putting his nappys on back to frount ,and also taping them on but still does it any advice please be he stinks me house out ps oh i do clean up after him by the way