oshc activities
Slime Lab Day / Edible Marshmallow Slime

Edible Marshmallow Slime

Younger children knead melted marshmallows and cornflour into a soft, stretchy, taste-safe slime, perfect for groups who still put things in their mouths.

How to run it

  1. An educator melts a cup of marshmallows with a teaspoon of oil in the microwave in 20-second bursts.
  2. Stir and check the temperature before children touch it.
  3. Add cornflour a spoonful at a time while children knead on a dusted tray.
  4. Keep kneading until it is smooth and stretchy, then play.

You will need

  • marshmallows
  • cornflour
  • vegetable oil
  • microwave-safe bowl
  • trays
Make it easier or harderYounger children just knead and stretch, while older children measure ingredients and add colour.
SafetyOnly educators heat the mixture and test it is cool, check allergies and dietary needs, and supervise hand washing.
My Time Our Place · Outcome 3, Outcome 4Children explore texture and change in materials in a safe, sensory way.

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