EverydayFamily.com provides a baby gender predictor that uses a Chinese method based on the lunar calendar. It makes a calculation using the mother's birth date and the date of conception. TinyPrints.com also provides a baby gender prediction quiz.
The TinyPrints.com baby gender prediction quiz asks questions based on old wives' tales, such as how the mother's hair has changed, whether she has morning sickness, her cravings and the baby's heart rate.
There is no way to predict a baby's gender accurately. However, 70 percent of mothers correctly guess their baby's gender when based on intuition, according to a study by the University of Arizona.