Google it that's how I came across it other than that never heard of it
What is the skull and nub theory? I've never heard of this.
Aww congrats ... I have a Lil girl and my bf has a Lil girl and they are ab a year apart and let's say I need a Lil boy lol
My ultrasound tech didnt know what it was so I looked into it for about a month and when I went in for my 12 week scan I looked out she even stopped for me to look and got a perfect glimpse between the legs and it showed girl and at my 21 week scan they said girl... good luck hope you get your boy