|
 

Healthy Teeth

Grade Levels: Pre-K - 2

Objectives

  • Children will practice their observation skills.
  • Children will learn about dental health.

Materials

  • Tea
  • Coffee
  • Cola
  • Water
  • Paper
  • Pencils
For each group of children provide the following:
  • 4 raw eggs
  • 4 clear cups
Optional:
  • Toothpaste
  • Toothbrushes
  • Other liquids, such as vinegar or milk

Procedures

  1. Break children into groups of four and distribute the eggs and the cups.
  2. Ask children to place each egg in a different cup, and cover it with one of the above liquids.
  3. At the beginning of the day, for four days in a row, ask children to observe the eggs and write down any changes they see in them.
  4. After a few days, remove the eggs and encourage children to describe what happened to them and why.
  5. Ask children:
    • How are teeth like eggs?
    • What will happen to your teeth if you drink cola, tea and coffee all the time?
  6. Explain to children that the enamel on teeth is stained by certain liquids, but brushing them can remove stains and help prevent decay.
  7. As extension activities, do the following:
    • Have children gently brush the egg with toothpaste and a toothbrush to see what happens.
    • Soak the eggs in other liquids and let children predict what will happen.
    • Invite a dentist to talk to the class about dental health and why it is important to brush frequently.
    • Make a list of foods that are not good for your teeth.
    • Ask the children to look in the mirror and count the number of teeth in their mouths.
Adapted from Science Surprises! Ready-to-Use Experiments & Activities for Young Learners by Jean R. Feldman, Ph.D.

Free 7-Day Trial for TeacherVision®

Sign up for free trial and get our new Black History Month teaching resource pack!

Start Trial

Follow us on:

Follow TeacherVision on Facebook
Follow TeacherVision on Google Plus

Highlights

Classroom Organization Tips
Did you resolve to get organized this year? Our Top 10 Classroom Organization Tips will help you get your classroom in shape for the months ahead, whether your existing system needs a tune-up or you're ready for a total overhaul.

February Calendar of Events
February is full of events that you can incorporate into your standard curriculum. Our Educators' Calendar outlines activities for each event, including: Chinese New Year (2/8), Mardi Gras (2/9), Valentine's Day (2/14), Presidents' Day (2/15), Eating Disorders Awareness Week (2/21-27), and Leap Day (2/29). Plus, celebrate Black History Month, Library Lovers' Month, National Heart Month all February long!

Black History Month
Black History Month (February) is here. Make sure you have the materials to help you teach this important topic, from historical figures (Martin Luther King, Jr. and Rosa Parks) and the Civil Rights Movement of the 1960's, to slavery and the Civil War, to racism, discrimination, and the Black Lives Matter movement in America today.

Videos
Interested in using different types of media in your classroom? We have a growing collection of videos, with related activities, for holidays and events, including: slavery & the Civil War, American History, U.S. Presidents, handwashing awareness, the Common Core, women's history, Memorial Day, the American Revolution, and the environment. Enjoy!

Coding & Computer Science
Introduce your students to basic coding and computer science! Our Top 5 Free Coding Tools for Kids, Top 5 Free Coding Tools for Teens, and Hour of Code resources make a great introduction to the computer science skills all students will benefit from.