My son is 2 and a half he started temper tantraums early (1)and they were resembly controlable but this last few months we have had serious promblems with him. we dont often give in to him but if he dosnt get what he wants or do what he wants he screams,whines and moans all day,If i tell him off he goes and annoy or somtimes even hurt his seven month old sister just to get back at me/or take his angry out on.He Hits be and kicks.Hes so indepentent it always is his way or he screams sometime I have to give him time out in his bedroom,its completly safe but he trashes it clims on windowsill and screams.Im worried about him,Ive tryed my hardest to displine him and not give in but at the same time embrace his indepents but my parents think that ive made my child unruly and its my fault.They come round and the house is permently a mess cause he trashes it continulously.im scared of my own son.My partner works a 47 hour week and is gone from 5 in the morning untill 5 at night.How do we help him? any advice?