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Magical DIY Color Changing Treasure Stones

This fun craft is perfect for kids and will surely bring smiles and a splash of color to your day. Plus, it’s quick and simple, making it an ideal project for a rainy day or a weekend adventure!
Print Recipe Pin Recipe
Prep Time 10 minutes
Total Time 1 day
Course: Craft
Ingredients Equipment Method Notes

Ingredients
  

Main Ingredients
  • 1 cup baking soda The main component that gives your stones their unique texture.
  • 1/2 cup white vinegar This is where the fun starts! The reaction with baking soda creates fizz.
  • 1/2 cup corn syrup This adds a nice sheen and helps bind the mixture together.
  • food coloring Get creative! Choose your favorite colors to make your stones pop.
  • 1 tablespoon cornstarch This helps to firm up the texture.
Optional Ingredients
  • glitter For decoration, because who doesn't love a bit of sparkle?

Equipment

  • Mixing Bowl
  • Silicone Molds
  • Baking Sheet

Method
 

  1. Step 1: In a mixing bowl, combine the baking soda and cornstarch. This is your base mixture.
  2. Step 2: Slowly add the white vinegar to the dry mixture, stirring continuously. Watch as it fizzes up!
  3. Step 3: Once the fizzing settles down, add the corn syrup and mix until smooth.
  4. Step 4: Divide the mixture into separate bowls based on how many colors you'd like to create.
  5. Step 5: Add a few drops of food coloring to each bowl and mix until you achieve your desired colors.
  6. Step 6: Spoon the colored mixtures into silicone molds or onto a baking sheet lined with parchment paper.
  7. Step 7: Allow the stones to dry for 24 hours or until fully hardened.
  8. Step 8: Once dry, gently remove the stones from the molds and sprinkle them with glitter if desired.
  9. Step 9: To reveal the color-changing effect, simply place the stones in warm water.

Notes

Store in an airtight container to keep them safe. They can last for several weeks but avoid soaking them in water for too long.