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Fizzing Lava Rocks

Create vibrant and engaging Fizzing Lava Rocks that combine art and science for a fun and educational experience.
Prep Time 30 minutes
Total Time 3 hours
Course Craft, Educational
Servings 4 rocks
Calories 50 kcal

Ingredients
  

For the Lava Rocks

  • 1 cup Baking soda
  • 1/2 cup White vinegar For the fizzing reaction
  • 1 tablespoon Dish soap Helps create the lava texture
  • various Liquid food coloring Use multiple colors for a vibrant effect
  • units Small containers or molds For shaping the lava rocks
  • units Plastic or paper trays To contain any fizzy overflow
  • units Spoon or stirrer For mixing the ingredients
  • units Gloves and apron Optional, for easy cleanup

Instructions
 

Preparation

  • Set up a clean, flat surface to work on and use trays to catch any overflow from reactions.

Creating the Lava Rocks

  • In a bowl, mix 1 cup of baking soda with 1 tablespoon of dish soap.
  • Add your desired food coloring to the mix and stir until well combined.

Molding the Rocks

  • Pack the mixture tightly into small containers or molds.
  • Leave them to dry for several hours or overnight.

Preparing for the Fizz

  • Once dry, take your lava rocks out of the molds and place them on a tray.

Adding Vinegar

  • Pour 1/2 cup of vinegar over the lava rocks.
  • Watch as the mixture fizzes, bubbles, and overflows—creating your magical lava effect!

Enjoying the Show

  • Observe the colorful reaction, noting the sounds, sights, and textures.

Notes

Experiment with different food coloring combinations for unique effects. You can add glitter into your lava rock mixture for a sparkling finish. Different molds like cookie cutters or silicone molds can be used for creative shapes.
Keyword Chemical Reaction, Craft for Kids, Fizzing Lava Rocks, Fun Activities, Science Experiment