Instantly stream ADA Toothflix® 2. 0 videos anytime, anywhere. All you need is an internet connection! Your Child's Teeth: Birth to Age 5 streaming video explains the importance of keeping your baby's teeth healthy and how to keep them clean to prevent future problems. Run time 3:34. Your one-time payment gives you instant access to your selected video(s) from your ADA e-Bookshelf. View the list of all 26 videos and watch demo videos at ADA. org/toothflix.