Cotton Rounds Experiment

This activity children can easily create a wow effect with round cotton and washable markers. The science behind is called diffusion. It is the movement of the pigment from a high concentration to a low concentration area. Let’s see how it works.

What you’ll need

  • Cotton Rounds
  • Washable Markers
  • Tray
  • Water

How to Set Up

  • Prepare a water tray.


*Try painting cotton rounds with different patterns to see the effects.

Adult supervision is required for any activity presented by CHANA and Chanafavors.

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