Ziploc Digestion Simulator

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In this biology activity, learners recreate the process of digestion in a zip lock bag. A bit of soda pop added to some crumbled crackers approximates how acids in the stomach dissolve food. This is a very popular activity, as it is a little bit gross.

Quick Guide

Preparation Time:
Under 5 minutes
Learning Time:
5 to 10 minutes
Estimated Materials Cost:
1 cent - $1 per student
Age Range:
Ages 8 - 11
Resource Types:
Activity, Experiment/Lab Activity
Language:
English

Materials List (per student)

  • Soda pop
  • Two crackers (salt free soda crackers work best)
  • Ziploc Bag

Keywords

Subjects

  • Life Sciences
    • Human Body
      • Digestion
  • Physical Sciences
    • Chemistry
      • Chemical Reactions
      • Acids and Bases

Informal Categories

  • Food and Cooking

Audience

To use this activity, learners need to:

  • see
  • touch

Learning styles supported:

  • Involves hands-on or lab activities

Other

Access Rights:

  • Free access

By:

Rights:

  • All rights reserved, COSI Columbus, 2009