How To Make A Lava Lamp With Baking Soda?

how to make a lava lamp with baking soda

Who doesn’t love a lava lamp? You know, that motionless blob of goo that sits in the bottom of the bottle and never moves, but has those mesmerizing blobs of color floating around it like some kind of psychedelic art project? It’s just so cool! Well, I tried to make one myself with baking soda – and it was actually really easy!

Lava lamps are a fun and easy way to add some flair to your home decor. They’re also a great project to do with kids since they’re fascinated by the bubbling lava.

You can buy a lava lamp kit at most craft stores, but it’s just as easy (and much cheaper) to make your own. All you need is a few common household ingredients and a little bit of time.

What You’ll Need

  1. A clean, empty soda bottle
  2. Vegetable oil
  3. Water
  4. Food coloring
  5. Baking soda
  6. Vinegar


  • Pour vegetable oil into the soda bottle until it’s about ⅓ full.
  • Add water to the bottle until it’s ⅔ full.
  • Add a few drops of food coloring to the water and oil mixture and swirl it around to mix well.
  • Add baking soda to the bottle (about 1 tablespoon per cup of liquid).
  • Pour vinegar into the bottle (about 1 tablespoon per cup of liquid).
  • Screw the lid on tightly and shake the lava lamp well to mix everything together.
  • Place your lava lamp in a dark room and watch as the “lava” rises and falls!

Related Topic: How To Make A Homemade Lava Lamp Without Alka Seltzer

How To Make A Lava Lamp With Baking Soda

Step One: Mix the Baking Soda with Water

Add 1/2 cup of baking soda to 1 cup of water in a bowl and stir until the baking soda is fully dissolved.

Step Two: Create the Lava Lamp Effect

To create the lava lamp effect, slowly pour the baking soda and water mixture into a jar or bottle. then, add a few drops of food coloring. watch as the food coloring sinks to the bottom and creates a cool lava lamp effect.

Step Three: Enjoy Your Lava Lamp!

Now that you’ve created your very own lava lamp, sit back and enjoy the show!

Step four: Add Food Coloring

Now that your lava lamp is all set up, it’s time to add some color! You can use any food coloring you like, so feel free to experiment with different shades and combinations. To get started, add a few drops of food coloring to the water in your lava lamp. You can always add more later if you want a brighter effect.

Step Five: Pour the Mixture Into the Bottle

Pour your baking soda and vinegar mixture into the bottle. If you want to add food coloring, do so now. Put the lid on the bottle and screw it on tightly.

Watch and Wait!

Now it’s time to sit back and enjoy your new lava lamp! Depending on the size of your lamp and the amount of baking soda you used, it may take a little while for the lava to start flowing. Once it does, you’ll be able to watch the colorful lava move around inside your lamp.

Related Topic: How To Make A Lava Lamp With Salt?


Thanks for following along! Now you know how to make a lava lamp with baking soda. This project is safe and easy to do, and it’s a lot of fun too. So gather up your supplies and give it a try. You’ll be amazed at the results.


Why do oil and baking soda not mix?

Oil and baking soda do not mix because oil is hydrophobic and baking soda is hydrophilic. Hydrophobic substances repel water, while hydrophilic substances attract water. When you mix oil and baking soda together, the two substances stay separate because they are attracted to different things.

How do you make a lava lamp without vinegar?

You can make a lava lamp without vinegar by using baking soda, water, and a light bulb. First, you need to make a baking soda solution by mixing one part baking soda with two parts water. Next, you need to fill a glass jar with the baking soda solution. Then, you need to place the light bulb in the jar. Now You just need to turn on the light bulb and watch as the lava lamp comes to life.

How do you make a lava lamp not toxic?

To make a lava lamp non-toxic you need to use food-grade ingredients, such as baking soda, salt, and water.

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