You can use:Prenatal Music for Life - Teaching Baby Before Birth and During Infancy (DVD + 2 CD).The first disc is one hour of the doctor giving step by step instructions on "How to Communicate With Your Baby Before Birth." The second disc is a DVD with an expectant couple demonstrating the exercises the doctor explained on disc one. There is a bonus feature of 30 minutes of relaxing waterfalls, dancing to the melodies of prenatal music. The third disc is one hour of prenatal music specifically created and digitally mixed to teach the baby different rhythmic patterns in the womb.