When will I get my first period? (4) This is a way for you to see when you might get your period for girls that haven't got it yet! Chickenugget published on November 03, 2014 Stacked 1/5 How old are you? 8-10 11-12 13-14 15 or older 2/5 When did your mom yet her period? 8-10 11-12 13 or older I don't know 3/5 Do you have discharge? (Stuff in your underwear) Nope. Yes I do! What's that? 4/5 Do you have any boobs Not yet but they will come AA cup A cup B cup C cup D or bigger 5/5 Do you want your period? No. Yes please a little bit maybe and maybe not