Scibro Logo
Club
Login
Scibro Logo
Chemistry⭐ EasyAges 3+

Volcano Eruption Experiment

Create a safe mini volcanic eruption and learn how acid-base reactions release gas and pressure.

15 minutes13 views4.8 / 5
Colorful homemade volcano erupting with foam

⚠️ Safety Notice

Wear eye protection and do this experiment on a tray or outdoors. Do not taste any materials.

Materials Needed

  • Small bottle
  • Baking soda
  • Vinegar
  • Dish soap
  • Red food coloring
  • Tray

Quick Info

CategoryChemistry
Difficultyeasy
Duration15 minutes
Age RangeAges 3+
Rating4.8 / 5

Step-by-Step Instructions

1

Prepare Your Workspace

Place your container on a tray or baking sheet. This will catch any overflow and make cleanup easier. Work near a sink if possible.

2

Add Baking Soda

Pour the baking soda into your container. If you want colored foam, add a few drops of food coloring now. You can also add a squirt of dish soap for extra bubbles!

3

Pour the Vinegar

Slowly pour the vinegar into the container with baking soda. Stand back and watch the amazing fizzing reaction! The mixture will bubble and foam dramatically.

4

Observe and Clean

Watch the reaction for a few minutes until it stops fizzing. This mixture is actually a great natural cleaner! Use it to clean sinks, drains, or tough stains.

The Science Behind It

Baking soda (a base) reacts with vinegar (an acid) to produce carbon dioxide gas. The gas creates pressure and pushes the foamy liquid upward, simulating an eruption.

🤓 Fun Fact

Real volcano eruptions are powered by gas trapped in magma beneath Earth’s surface.

Share this experiment: