HELP. i am part brazilian part white,my husband is asian so are children are bi racial. my three year old son came to me very upset today at playgroup.an older boy asked him why he had brown skin and his little brother didnt.i told him to tell him that he was chocolate like daddy and his brother was coffee like mummy.was this wrong? how can i explain to a three year old that he is bi racial and that means skin color can be diffrent? has any one got any advise?