Things You'll Need:
- Plastic Easter eggs
- Paper cup
- Plastic spoon
- Petroleum jelly
- Plaster of Paris
- Water
- Tempera paint powder
- Table knife
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Step 1
Separate 2 halves of a plastic Easter egg. Spread a thick coat of petroleum jelly on the inside of each half. Set the halves into an egg carton.
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Step 2
Pour 1/4-cup of plaster of Paris, 2 tablespoons of water and 2 tablespoons of tempera paint powder into a paper cup. Mix the ingredients with a plastic spoon.
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Step 3
Fill both halves of the plastic egg with the plaster mixture. Leave a small space at the top of each half. Let the plaster set for a few minutes.
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Step 4
Put the halves together, making sure they are securely snapped. Gently shake the egg to combine the plaster on both halves.
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Step 5
Let the eggs set overnight.
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Step 6
Discard the cup and spoon. Use a new cup to make a different colored chalk.
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Step 7
Remove the chalks from the mold by gently prying the halves apart. Slip a table knife between the egg and the chalk to loosen the plaster.









