DIY Exploding Volcano Experiment & Magic Explosion Recipe

Turn your next craft day into an educational one!

DIY Exploding Volcano How-To

Looking for an easy, crafty project that’s educational for kids too? The DIY Exploding Volcano Project is easy for kids of any age. Add teachable moments to your Volcano Day, like labeling parts of a volcano, learning how to create fertile soil to grow plants and crops, and what causes a volcano to erupt. Join the Magic School Bus Science Club to receive more science experiments, like this exploding volcano, to your door every month!

Watch how to create your own exploding volcano!

Want to create your own exploding volcano? Follow the instructions below.

Volcano Materials:

  • Newspaper
  • Cardboard
  • Water bottle
  • Tape
  • 2 Pieces of black construction paper
  • 2 cups of warm water
  • 2 cups of flour
  • Black or brown paint

Step 1

On a covered surface, tape a water bottle to cardboardDIY Exploding Volcano

Step 2

Tape 2 pieces of black construction paper to the water bottle to create a cone shape.

DIY Exploding Volcano

Step 3

Warm up 2 cups of water

DIY Exploding Volcano

Step 4

Add 2 cups of flour to the warm water & mix together

DIY Exploding Volcano

Step 5

Cut 1 to 3-inch strips of newspaper. 

DIY Volcano

Step 6

Dip the newspaper strips into the flour mixture to create paper maché strips. (Tip: use a wide paintbrush or spatula to cover the strips with the mixture to avoid getting your hands gooey!) Layer the newspaper strips and cover the entire cone. 

DIY Exploding Volcano

Step 7

Dry your volcano for a couple hours. Place it in a sunny spot to dry, or allow to dry overnight. 

DIY Exploding Volcano

Step 8

Once your paper maché volcano is dry, paint it! Get creative to add rocky points, or decorate with actual dirt around the cardboard surface. 

DIY Exploding Volcano

DIY Exploding Volcano

Step 9

Add the Magic Explosion Mix

DIY Exploding Volcano

Magic Explosion Mix Recipe:

  • 4 tablespoons of baking soda
  • 1/4 cup warm water
  • 5 drops of liquid soap detergent
  • 5 drops of red food coloring

Mix these ingredients together and pour into the crater of the volcano (water bottle spout) first.

Last Step

Then, when you’re ready to explode the volcano, add 1/4 cup vinegar.

DIY Exploding Volcano

Save 50% on Magic School Bus Science Experiments

Join the Magic School Bus Science Club to receive monthly science experiments to your door. Be sure to grab all 12 kits here before May 31st.  Magic School Bus

Developed by a team of Harvard graduates, scientists, and educators, the award-winning Magic School Bus Science Kits are delivered monthly right to your doorstep. Children will explore science through experiments that will spark an interest and curiosity in science.

Each kit includes a colorful manual based on The Magic School Bus characters, as well as everything you need to complete at least seven experiments related to that month’s theme.

Save 50% on a year’s subscription through Educents… and FREE shipping in the Continental United States! Ships to Canada for $24 and Internationally for $48.

Click here to learn more about the Magic School Bus Science Club.


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DIY Exploding Volcano Science Experiment