55 Fun Dental Facts for Kids

These fun dental facts for kids are a great way to get talking about children’s oral health and oral care.  Below you will find fun facts, printable activities for dental health, and a video to show your kids. 

Dental facts for kids

Dental care and oral hygiene are so important. For children, it is so important to set healthy habits at a young age. Keeping them interested and excited about keeping their mouths healthy is one way to ensure they develop a healthy smile and healthy teeth.

During the month of February, teachers will honor dental health month with interesting facts, a virtual dental visit field trip, and fun activities.


Easy Dental Facts for Kids

  • There are four types of teeth.
  • Baby teeth are called milk teeth.
  • Teeth are a part of the human body.
  • Dental floss cleans in between the teeth. 
  • Brush your teeth for 2 minutes.
  • Teeth are the hardest bones in the body.
  • No teeth are the exact same.
  • Adult teeth come in after baby teeth fall out. 
  • Most kids smile 400 times a day.
  • Brush your teeth everyday.
dental facts for kids building sentences worksheets

Get your Dental Facts worksheets, HERE or on TPT

Keep Dental Health Month fun with these dental facts Building Sentences worksheets.  They are no-prep and already come leveled for differentiation.  

dental facts for kids worksheets

Leveled worksheets included in the Building Sentences worksheets

dental facts for kids building sentences worksheets

This is level 2 of the Building Sentences: Dental Facts. Level 2 does not have the sentence printed at the top.

Fun Dental Facts

These fun facts and random tidbits will make the mouth, teeth, gums, and oral hygiene much more interesting! Many of these were found through the American Dental Association and other websites that focus on a child’s dental health.


  • Your mouth makes gallons and gallons of saliva! Almost 30,000 gallons in your lifetime.
  • Each of our mouths have more bacteria than the number of people in the world.
  • Tooth decay is the second most common disease in the United States. Right behind the common cold!
  • The most popular toothbrush color is blue!
  • The average person spends almost forty days brushing their teeth over their entire life!
  • If you do not floss your teeth, you miss cleaning almost 40% of your teeth. 
  • People who are left handed are more likely to chew on the left side. If you are right handed, you probably chew on your right side of your mouth. 
  • The average woman smiles 62 times a day. The average man smiles 8 times.
  • The average American has their first cavity by seventeen.
  • Floss was invented in 1882.
  • A woman named Lucy Hobbs was the first female dental hygienist.
  •  The first known dentist lived over 5,000 years ago in Egypt. His name was Hesi-Re.
  • People used to use tree twigs as tooth brushes!
  • In ancient Greece, people used rust of iron as toothpaste!
  • Cavities can be contagious! Sharing food passes cavity bacteria to others!
  • The toothbrush we use now was not developed until the 1700’s.
  • In 1950, the tooth fairy would leave 25 cents. Now, she usually leaves around four dollars!
  • Americans use almost 3 million miles of floss every single year!
  • The United States has more cavities than any other country.

dental facts for kids


Teeth Facts for Kids

  • Tooth enamel is the hardest substance and bone in the human body!
  • Enamel has more minerals than any other bone or tissue in the body!
  • Your teeth started forming under your gums before you were born.
  • A child’s teeth start to pop out of their gums when they are at a very early age — six months old!
  • Some babies can be born with one or two teeth already showing!
  • Children have all of their baby teeth by three years old!
  • Most children have lost all of their baby teeth by twelve or thirteen years old.
  • Wisdom teeth do not come in until we are 17 to 25 years old.
  • We have four different types of teeth. Incisors, canines, premolars, and molars.
  • Your teeth are like icebergs. Only part of your tooth comes out of your gum! A third of each tooth stays hidden inside!
  • Most children lose their first tooth around age 6.
  • Babies need to brush their teeth too! Even if they only have one tooth!
  • Adults have 32 permanent teeth!
  • Most children have 20 baby teeth before they begin to fall out!
  • George Washington had wooden teeth!
  • Teeth are alive! If your tooth gets knocked out, you can put it in a glass of milk until you see a dentist. It helps keep the tooth alive — just like how water keeps flowers alive!
  • One of Sir Isaac Newton teeth was sold for $35,700! The most valuable tooth in history!

Schedule regular visits for a dental appointment, eliminate glasses of soda, use dental floss, and cut out teaspoons of sugar. These are great practices to take care of your kids’ teeth.

dental facts for kids


Simple Animal Teeth Facts

These quick-fire, simple facts about animal teeth will wow and keep young children interested in taking care of their own teeth!

  • Giraffes only have bottom teeth!
  • Dogs have 42 teeth!
  • Cats have 30 teeth!
  • Pigs have 44 teeth!
  • Armadillos have 104 teeth!
  • Snails are tiny, but they have over 25,000 teeth!
  • Elephants grind their teeth down and then grow new ones. This can happen six times during their life!
  • An elephant molar can weigh over six pounds.
  • The largest mammal on earth, the blue whale, only eats tiny shrimp. It has no teeth!


Thanks for stopping by Little Learning Corner to learn some fun dental facts for kids.  Before you go, here are a few blog posts you’ll enjoy.  

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Dental Facts for Kids