Mayan Vs Chinese Gender Calendar. The mayan calendar gender predictor is a fun way to guess the gender of an unborn baby that uses the mother’s age and the month of conception to predict what the baby’s gender will be. The mayan pregnancy calendar, also referred to as the mayan pregnancy chart, can be used to discover the baby´s gender through the mother´s age and the month in which the baby was conceived.

Anyone find the mayan gender calendar to be more accurate than the chinese version? Ancient mayan and chinese calendar systems share so many similarities, it is unlikely they developed independently, according to the late david h.