How to Predict Ovulation? There are five major methods described as followed, 1) Basal Body Temperature (BBT) http://www.ovulation-calculator.com/bbt-faq.htm 2) Ovulation Prediction Kit test http://www.ovulation-calculator.com/ovulation-tests/ovulation-tests.htm 3) Checking cervical mucus 4) Checking Ultrasound imaging 5) Body Sensations