Is this ordinary ?
Answers: no, i.e. not a normal item. you need to narrate your mom or another trusted relative and get them to set an appt beside a doctor to figure out whats going on within your body. if you put it off it may be a serious problem that get worse. you'll never know until you get checked out. i hope everything go okay for you.
maybe you should see a doctor because its not supposed to be resembling that. No. Go to a gynecologist and get it checked out.
make over ur undies I'm a boy but i know some in girls...it is mundane because all of the associates may pass puberty times...i guess it is contained by the age of 10-16 maybe or 10-18 not sure of the exact age...your body change because your reproductive organs produce hormones...and now i'm sure of this your experiencing readiness...
Probably blue dye in your panties or if you are wearing tentative blue jeans and it soaked through your panties? Other than that get yourself checked if none of the above apply! you shouldn't be on here if ur 12
i don't construe that is severely common. step ask you mom and see what she says. i deduce you should think give or take a few seeing a doctor. never heard of that! characteristics of wierd. get it checked out. ask your mom. idk sry babe