Chemical Reactions in Your Mouth

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In this chemistry activity (page 5 of the PDF), learners will see that chewing is more than just the crushing up of food; there is actually a chemical change going on at the same time. This activity was created as a pre-visit for a traveling science show, but makes a great stand-alone activity as well!

Quick Guide

Preparation Time:
Under 5 minutes
Learning Time:
5 to 10 minutes
Estimated Materials Cost:
1 cent - $1 per student
Age Range:
Ages 6 - 11
Resource Types:
Activity, Experiment/Lab Activity
Language:
English

Materials List (per student)

  • Bread
  • Tincture of Iodine
  • Eyedropper
  • Waxed paper

Keywords

Subjects

  • Life Sciences
    • Human Body
      • Digestion
  • Physical Sciences
    • Chemistry
      • Chemical Reactions
  • The Nature of Science
    • The Scientific Process
      • Conducting Investigations

Informal Categories

  • Food and Cooking

Audience

To use this activity, learners need to:

  • see
  • see color
  • touch

Learning styles supported:

  • Involves hands-on or lab activities

Other

Includes alignment to state and/or national standards:

This resource is part of:

Access Rights:

  • Free access

By:

Rights:

  • All rights reserved, COSI Columbus, 2009