How to Make a Choice Chamber for an Earthworm

Written by serena styles Google
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How to Make a Choice Chamber for an Earthworm
Choice chambers for earthworms are easy to craft. (Earthworms image by Ana Dudnic from

A choice chamber for an earthworm can be used to observe their preference in different soil. This is mainly used for science experiments and observations. Buying a choice chamber specifically for this task can be pricey. However, a choice chamber for an earthworm can be made from home with a few simple materials and ten minutes of spare time.

Skill level:
Moderately Easy

Things you need

  • Sectional plastic food container
  • Scissors
  • Soap
  • Water

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    Earthworm Choice Chamber

  1. 1

    Wash the sectional plastic container with warm soapy water to remove any existing residue or debris from the container.

  2. 2

    Allow the container to air dry.

  3. 3

    Use the scissors to cut away a small part of each of the sectional dividers.

  4. 4

    Keep the cut pieces of container; they can be used to close off sections of the container in order to control experiments.

  5. 5

    Fill the sections with the desired choices for the earthworms to begin the observation.

Tips and warnings

  • Sectional plastic containers are readily available from speciality web sites.

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