How to Build a Volcano


One of many easiest science tasks of all time is the volcano experiment for youths. Now we have constructed a selfmade volcano a number of occasions and right here is the way to make a volcano the simplest approach. A DIY volcano mission is a superb STEM exercise for house or within the classroom. Let’s make a volcano!

Let’s discover the way to make a volcano!

How To Construct a Volcano

We normally do that volcano constructing science experiment outdoors as a result of it does create a multitude.

Associated: Free volcano coloring pages

Our step-by-step photos for this volcano mission present how it may be achieved inside with the least quantity of unpolluted up wanted!

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Provides Wanted for DIY Volcano

Watch Our Fast Video Step by Step Tutorial for Youngsters Volcano

Directions for Constructing a Selfmade Volcano

Step 1 - Homemade Volcano - bottle neck shown just above a dirt mountain ready for the next step in the science experiment
This is step one in making your individual volcano!

Step 1

Use the dust to construct a mound round your plastic bottle to create the look of an actual volcano with simply the neck of the soda bottle protruding of your dust mountain.

Tip: We discovered that putting the bottle cap on the bottle throughout this step stored dust from getting inside your volcano.

Step 2

Add the baking soda to your bottle utilizing the funnel so it sits on the underside of the bottle ground.

erupting volcano - final step of volcano making process - dirt volcano shown with colored foam trailing down the dirt mountain on several volcanic streams
Take a look at our selfmade volcano erupt!

Step 3

Add a few drops of meals coloring to the vinegar. Then pour the coloured vinegar into your bottle (utilizing a funnel if mandatory) and watch the response occur!

Why the Volcano Erupts

This straightforward volcano experiment for youths relies on a easy chemical response of vinegar and baking soda. If you add the vinegar to baking soda it creates carbon dioxide fuel that expands shortly filling the out there area contained in the bottle after which overflowing down your selfmade mountain making a volcano.

How to Build a Volcano

Outside Volcano Experiment for youths

After we make our volcano outdoors as pictured above, we normally depart the vinegar un-colored as a result of the foaming white vinegar and baking soda mixture oozes over the dust in a really passable approach!

Variations on this Science Experiment

  1. Change the ratio of baking soda to vinegar and see what occurs.
  2. Strive totally different sizes of bottles buried inside your dust mountain. Are you able to inform which bottle is bigger or smaller primarily based on the scale of the volcano eruption?

Associated: Use our scientific method steps printable for youths

Prep Time
10 minutes

Energetic Time
10 minutes

Whole Time
20 minutes


Estimated Value


  • A couple of drops of purple or orange meals coloring
  • 1 Tbsp Baking soda
  • 2 cups Vinegar


  • Funnel
  • Empty plastic bottle with cap
  • Sand/dust
  • (Non-compulsory) Shovel


  1. Place the cap in your plastic soda bottle and bury it below a pile of dust or sand with the neck of the bottle protruding of the dust mountain.
  2. Take the cap off the bottle.
  3. With a funnel, add your baking soda to the bottle.
  4. Add a number of drops of meals coloring to your vinegar.
  5. Pour the coloured vinegar into the bottle utilizing a funnel if wanted.
  6. Look ahead to the chemical response!

Our Expertise with Volcano Experiment for Youngsters

My boys have been obsessive about volcanoes for awhile. I believe it began on our highway journeys between Dallas and Colorado a number of occasions a 12 months.

1. Actual Life Volcanos are Nearer than You Would possibly Assume

Simply off the freeway in Capulin, NM is a volcano.

Capulin, NM is fascinating as a result of it’s the solely “hill” for MILES and MILES.   It’s in the course of nowhere. The Capulin volcano hasn’t erupted in years – 58,000 to be actual.

This was the preliminary inspiration to make a selfmade volcano. So, we put collectively our provides and started working!

2. What I Discovered Making a Volcano with Youthful Youngsters

Rhett (age 5) created a volcanic mountain of dust burying the bottle. In case your helper is a small little one, I recommend changing the bottle cap throughout this course of in order that dust doesn’t change into a part of your eventual lava.

It’s fairly superior to find what occurs when vinegar and baking soda react.

volcano experiment for kids

This Volcano Science Experiment is in Our Science Ebook

Our ebook, The 101 Coolest Simple Science Experiments, options tons of superior actions identical to this one that can preserve your youngsters engaged whereas they be taught.

Extra Straightforward Science Experiments from Youngsters Actions Weblog

How did your volcano experiment prove?

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