Mouth Facts for Kids

mouth facts for kids

Also known as the oral cavity or buccal, your mouth is an oval-shaped cavity inside the skull. Its two primary functions are speaking and eating. Going more technical, the mouth is the first portion of your alimentary canal that accepts food and produces saliva to provide an easy passage to the food. 

You must know that the mouth is a moist part of the human body that has a lining of mucus membrane. Furthermore, there are two main regions of the human mouth that are vestibule and the oral cavity proper. 

If these facts about the human mouth sound interesting to you, continue reading to know about its more interesting facts. 

34 Mouth Facts for kids

  1. The human mouth is the most fascinating part of the body. It keeps you alive in more than one way. For example, it helps you breathe, eat, and communicate.
  2. If you brush your teeth twice a day for most of your life, you would end up brushing your teeth for over two months, around 70 to 80 days. 
  3. Do you know about enamel? Yes, it’s the thin outer covering of your teeth. The enamel is the hardest part of your whole body. This is because it is made up of mineralized tissues. However, if not cared for as it should be, the enamel might crumble due to bacteria and plaque.
  4. You must know that no two fingerprints can match each other. However, do you know that no two smiles and tongue prints can match each other too? Yes, your smile and tongue print is as unique as your fingerprint. Due to this, detectives often use dental records of the people for their identification purposes.
  5. No, there is nothing like tooth worms. If you have cavities in your mouth, it is because of your carelessness.
  6. There are always more than 300 types of different bacteria in your mouth at any moment. Further, the most dangerous of them is the Streptococcus mutans. These convert carbs and sugars into acids to attack the teeth.Every human may have 0 to 4 wisdom teeth or third molars. Cleopatra, the famous Egyptian queen, had a love for emeralds. Ancient Egyptians also believed that emeralds have healing powers.
  7. According to popular belief in ancient Egypt, emeralds could treat eye diseases and short-sightedness. 
  8. Scientists believe that humans might stop having third molars after a particular period. 
  9. About 1/3rd portion of your teeth is called the root and is usually hidden under your gums. Due to this, you can only see the remaining 2/3rd of your teeth.
  10. Do you know how we can taste anything? It is only because of saliva inside the mouth. 
  11. Your teeth start to form way before your birth. However, they don’t become visible until you are six to 12 months old. 
  12. Children develop 20 teeth, the majority of which fall and regrow as permanent teeth. Due to this, adults have 32 teeth.
  13. Do you know that diseases such as heart disease, diabetes, and osteoporosis are related to your oral health? That is why you should focus on your oral hygiene.
  14. If the swimming pool has chlorine mixed into it, you should never open your mouth in that water as chlorine can wear down the thin casing over your teeth called enamel. 
  15. One of the most common oral issues i.e., plaque is a result of the presence of excess bacteria inside your mouth.
  16. Your tongue is the only body part that works throughout the day without any support from the skeleton.
  17. Do you drink green tea? If not, start drinking from today as it contains antiseptic properties that keep your gum strong and healthy. 
  18. Your entire mouth has over 10,000 taste buds. The majority of these taste buds are located on your tongue.
  19. Just like your fingerprints, tongue prints, and smile, you have a unique set of teeth. That is, no two people can have an identical set of teeth.
  20. A normal and healthy human being produces around 37,854 litres of saliva during his/her life. This much saliva is enough to completely fill two large swimming pools.
  21. Do you know the more you smile, the longer you live? Yes, every time you smile, your body produces a greater amount of antibodies. These antibodies give you an immunity boost and help you live longer. 
  22. There are four different types of teeth in your body. These are incisors, canine, premolars, and molars. 
  23. Your teeth can die. 
  24. If you are right-handed, you will mostly chew food on the right hand side and if you are left-handed, you will chew your food on your left hand side.
  25. According to several studies, a smile is the first thing that every human being notices at the first moment.
  26. A tooth that falls out of your mouth can die in about 10-15 minutes.
  27. Just brushing your teeth is not enough for your teeth’s overall health. You should also floss your teeth after brushing. 
  28. There are four taste zones on your tongue. These are located as follows. The sour zone is located on the back’s side of your tongue. The bitter zone is on the reverse side of the ounce. You have the sweet zone on the face side of your tongue. Lastly, your salt zone is on the front’s side of your tongue.
  29. Do you know kissing is beneficial to the health of your teeth and mouth? When two people kiss, the saliva’s production increases. Due to this, the excess saliva gets rid of the plaque.
  30. Do you know what that tear-drop shaped thing at the backside of your throat is called? It is called the uvula.
  31. The uvula assists humans with their speech. Since animals don’t have one, they can’t communicate as we humans do.
  32. Though kisses are beneficial to your oral health, mind their duration. A kiss that lasts for more than 10 seconds can transfer approximately 80,000 bacteria from one mouth to another.
  33. Your tongue can never get tired.
  34. On average, a person spends approximately 38.5 days brushing their teeth throughout their lifetime.


You should not undermine the importance of your mouth and its various parts like uvula, tongue, teeth, or jaws. Each of these functions together to let you breathe, eat, or communicate. You should always take care of your oral health by brushing, flossing, and visiting a dentist regularly. 

Mouth Pictures

mouth facts for kids
mouth facts for kids
mouth facts for kids