Is this really true something like pregnancy?

When you take a string and a plunger and put it over your wirst and if it spins in a guaranteed direction.your having a boy or girl.and if it dont spin at adjectives your not preg..is it true no its a game my sister and i used to play it adjectives the time and it said id enjoy a boy and god knows what else and I if truth be told cant have children.
no it is NOT true, my mom said that she tried that once, didnt work out!