Hamigaki Island

PR Published: 2026-10-27 Written by the Hamigaki Island team (parents raising young kids)

Flossers for kids: when to start and how to choose kids floss picks

Once a child’s teeth start to touch each other, many grown-ups wonder whether it is time to floss, and whether regular floss or kids flossers are easier.

This guide covers when to start, what to look for when choosing flossers for kids, and simple ways to make flossing part of the bedtime routine. Ages here are rough guides; your dentist can tell you what fits your child.

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How to choose flossers for kids

Kids floss with handle

Easy for grown-ups to use during finishing brushing. It helps to learn how from a dentist first.

When should kids start flossing?

A common guide is to start when two teeth touch each other, because a toothbrush cannot reach between them. For many children this happens with the back baby teeth, but it varies.

If you are not sure whether your child’s teeth are touching, ask at your next dental checkup. Many dentists are happy to show you how to floss your child’s teeth.

How grown-ups can floss a child’s teeth

Kids usually need a grown-up to floss for them for a long time. Letting them try on their own first and then finishing for them can keep the routine friendly.

When your child does not like flossing

In our home, our child gets to put a sticker on a calendar after brushing every night, and seeing the stickers add up makes the routine easier to keep going.

Toothbrushing sand timer

A 2–3 minute sand timer for days without the phone or when traveling. It can sit by the sink.

Brushing still comes first

Flossing works together with brushing. A toothbrush that fits your child’s mouth and a grown-up check at the end are still the core of the routine.

If you notice bleeding, pain, or anything that worries you, talk to your dentist rather than trying to judge it at home.

Kids toothbrush (favorite character or color)

Picking it themselves makes brushing “their own thing”. Choose a head size that suits their age.

Finishing toothbrush for parents

Long handle and small head make it easy for a grown-up to reach the back teeth.

Turn brushing into an island adventure

Hamigaki Island is a kids app: during a two-minute brushing adventure, a boat sails around six islands, and lost baby teeth open new places to explore.

See brushing goods by worry →
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