ArticlePreschoolerPreschooler: Article Insight from the Ultrasound: 40 Weeks in the Womb By MomCenter - September 8, 2017 0 Facebook Twitter ReddIt Pinterest Telegram WhatsApp It only takes two cells and one miracle to make a baby. Watch this video to witness via the ultrasound how a baby grows and develops in the womb. [youtube https://www.youtube.com/watch?v=-YEyA8e5S5k]