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← The Human Body

Teeth: Your Built-in Tools

Easy⏱ 16 min
A child brushing their teeth with a toothbrush
📷 César Rincón · CC BY 2.0

Your are the things in your ! They into so your can it more . You two in your : , which you around age six, and the that them.

a is and to about. , a is and its way up. These need to the of your , which is why after them so much.

✨

have up to 32 — that in your .

do , like a set of in a . at the , just like . and . , at the into before you it. Run your your and the !

A diagram showing different teeth like incisors and molars
📷 PaleoGeekSquared · CC BY-SA 4.0

🔗 Match each type of tooth to its job.

  • Incisors

  • Canines

  • Molars

  • Enamel

A cross-section diagram of a tooth showing enamel and pulp layers
📷 Mohamed_A.M._Ahmed · CC BY-SA 4.0

Each has . The is in — the your makes. is a called , and in the is the , which and to the and let it hot and .

🧩 Order the layers of a tooth from outside to inside.

  1. Pulp — soft centre with nerves and blood vessels
  2. Dentine — the softer layer beneath
  3. Enamel — the hard outer shell

💡

your for two , a day, and a day to the of called .

Why does ? in your to eat , and when they do, they make as . That and can make a called a . The is that your the and .

✨

like and your as you , and they make of which your .

Crunchy apples and carrots that help clean teeth
📷 Mx. Granger · CC0

🗂️ Sort each habit: good for teeth, or a risk for teeth?

  • Brushing twice a day

  • Eating crunchy vegetables

  • Drinking water

  • Eating lots of sweets

the is a , not to . The your , makes they are , and you the way to . after your now a , for your .

✍️ Fill in the teeth words.

The of a is . at the that are , and a in a is called a .

Quiz time! 📝

Teeth Quiz

Question 1 of 5

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Which are for at the of your ?

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