Activity Name:
Oobleck
Suitable For:
3+ years
Time Required:
20 minutes
What you will need:
- Corn flour
- Water
- Paint or food colouring (optional)
How to do it:
- Measure out 2 cups of corn flour and 1 cup of water.
- Combine and mix together, add the colour.
- Use your hands to mix and explore how liquids and solids change with Oobleck.
- Aim for a mixture that feels solid when squeezed but flows like a liquid when you let it rest.
What Will the Children Learn:
How materials change, Oobleck behaves like a liquid when handled gently but can feel solid when force is applied.
Top Tips:
Add the water slowly to the cornflour, mixing as you go. It’s easier to add morewater than to fix oobleck that has become too runny!
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