Oral Care for Kids (5-12)

The Great Transition: From Baby Teeth to a Permanent Smile

The school-aged years are defined by a mixed dentition phase, where your child has a combination of baby (primary) and adult (permanent) teeth. This is an exciting time of change, but it also presents unique challenges for oral hygiene as new, larger teeth erupt into a growing mouth.

Tooth Transition Timeline (Ages 5-12)

Losing baby teeth is a rite of passage. While the timing varies for every child, this chart provides a general guide to the order and age at which you can expect these changes. The first permanent teeth to arrive are often the '6-year molars,' which erupt behind the baby teeth and don't replace any.

*This is an average timeline. For a full chart, see our Tooth Eruption Guide.

Building Lifelong Hygiene Habits

As children gain more independence, it's the perfect time to solidify the good habits that will protect their smiles for life. Your role as a parent shifts from doing to guiding.

• Mastering the Technique: Ensure your child is using a soft-bristled brush and a pea-sized amount of fluoride toothpaste. Supervise them to make sure they are brushing for a full two minutes and reaching all surfaces, especially the newly erupted molars in the back.
• Flossing Fun: Daily flossing is non-negotiable. Help them learn to use traditional floss or introduce them to kid-friendly flossers to make the process easier and more enjoyable.

Sealants and Sports: Protecting Permanent Teeth

The new permanent molars that erupt around ages 6 and 12 have deep pits and grooves on their chewing surfaces. These areas are highly susceptible to decay because they are difficult to clean. This is where two key preventative measures come in:

Dental Sealants: A Shield Against Cavities

A dental sealant is a thin, tooth-colored coating that is painted onto the chewing surfaces of these molars. It flows into the deep grooves and is hardened with a special light, creating a smooth, protective barrier. This "seals out" plaque and food, dramatically reducing the risk of cavities. The procedure is quick, painless, and is one of the most effective preventative treatments in modern dentistry.

Mouthguards: Essential Gear for Active Kids

If your child plays any sport with a risk of contact—such as football, basketball, soccer, or hockey—a mouthguard is a crucial piece of equipment. It protects their new permanent teeth from being chipped, broken, or knocked out. While store-bought options are available, a custom-fitted mouthguard from your dentist offers the best protection and comfort, making it more likely that your child will wear it consistently.