General, Science Experiments, STEM Activities

DIY Lava in a Jar Science Experiment

DIY lava in a jar experiment for kids. Create lava in a jar, diy lava lamp.

DIY lava in a jar experiment for kids. Create lava in a jar, diy lava lamp.

DIY Lava in a Jar Experiment

What happens when you put a few key ingredients in a jar together? You can turn them into lava! This is a fun science experiment that makes the liquids in the jar look like lava, or a lava lamp. As part of our excitement about the new Magic Science Box our monthly subscribers will soon be receiving, we’re writing a series of magic science themed activities on our diy page. Not a subscriber? Join Green Kid Crafts today!

Supplies

  • Food coloring
  • Glass jar
  • Water
  • Olive oil or vegetable oil
  • Alka Seltzer

diy lava in a jar

How to make Lava in a Jar

  1. Fill the glass jar about halfway with oil.
  2. Add 5-10 drops of food coloring.
  3. Fill the rest of the jar with water so that it leaves about an inch of space at the top of the jar.
  4. Break up the Alka Seltzer into small pieces and add it to the liquids in the jar.

lava in a jar

lava in a jar

lava in a jar

The liquids should start moving, mixing and separating creating the appearance of lava in the jar.

ocean sensory bin

Join Green Kid Crafts Today!

As part of our magic science series this lava in a jar experiment expands upon the activities found in our Magic Science subscription box. It also makes a great extension to our water science and volcano science boxes too! Not a Subscriber? Join Green Kid Crafts today!

Our Discovery Boxes for kids pack a lot of fun and learning into convenient packages. Developed by teachers, crafty moms and STEAM experts (science, technology, engineering, arts and mathematics) to support key developmental skills for kids ages 3-10, each Discovery Box celebrates creativity with craft projects and activates thinking, questioning, inquiring, and original creation as we guide children through fun science experiments. Each box contains 4-8 Creativity and STEAM Kits, extension activities, and a 20+ page themed Green Kid Activity Guide

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