Ready. Set. Glow. We’re creating a homemade lava lamp to use as a custom Zoom background on this episode of STEM at Home.

Step-by-Step Instructions

Fill 2/3 of jar with cooking oil.

Fill the rest of the jar with water.

Let the oil settle below the water.

Add 6-7 drops of food coloring.

Add 4-5 effervescent tablets to the jar.

Wait for the tablets to begin to fizz.

Take a picture with your phone.

Upload to your Zoom profile.

Call your friends with this cool new Zoom background.
