Talk to people in your whanau. Find out all the good stories they have to tell about themselves and other members.
Are there certain kinds of mahi (work) that your whanau is mainly in, for example, teaching, ministry, farming?
What are the talents in your whanau? Musicians, speakers, comedians? Do your grandparents, parents, aunts and uncles have these skills? What side does it come from, your mother's side or your father's side?
What have people in your whanau died from? Are there certain diseases that run in your whanau? What side does it come from?
By gathering this kind of information, you will see patterns that will start to appear and this will give you more of an insight into your whanau and who you are.