Have you noticed your child's front teeth seem crowded? Are you worried about your preschooler's thumb-sucking habit? Should your little one's underbite concern you? When you consider your child's smile, what's the best age for braces? Pediatric orthodontia can stir up a lot of questions. If you suspect your child might need braces, learn when to schedule that first visit to the orthodontist and what you can expect.