How to Make Homemade Modeling Clay for Volcanoes
Building a model volcano is an educational science project. The use of baking soda and vinegar to simulate a volcanic eruption is both effective and entertaining. If you want to build your volcano out of homemade clay, you are in luck. Learn how to make your clay using three simple ingredients and a microwave.
Things You'll Need
- 1 cup of cornstarch
- 2 cups of baking soda
- 1 1/4 cups of cold water
- Microwave-safe container
- Large wooden spoon
- Damp towel
Instructions
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1
Combine the ingredients in a microwave-safe container and mix them.
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2
Microwave the mixture on the "High" setting for 4 to 6 minutes.
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3
Carefully remove the container from the microwave and cover it with a damp towel. Allow the mixture time to cool.
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4
Knead the clay until it has a smooth texture.
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5
Apply the clay to your volcano model and let it dry overnight. If more clay is necessary, repeat the steps listed above. Once the clay is dry, it can be painted with acrylic or tempera paint.
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6
Store any unused clay in an airtight container to prevent it from drying out.
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Tips & Warnings
Food coloring can be added to give the clay a base color before painting. The food coloring should be added in the mix before it is microwaved.
Always use care when removing anything from a microwave.
