How to Make Awesome & Easy Galaxy Slime

Galaxy Slime is a fun and colorful way to let kids of all ages explore color mixing and spark interest in outer space while using a childhood favorite, slime!

 galaxy slime recipe for kids - shown are colorful slime stretched with colors of red, purple and blue - Kids Activities Blog
Let’s make galaxy slime!

My son loves playing with homemade slime, and we are always looking for ways to make different and interesting recipes. He loved creating the different colors, then watching them mix and spread.

And the sparkly star confetti made it even more fun!

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How to Make Galaxy Slime

Supplies Needed to Make Galaxy Slime 


Galaxy Slime

Step 1

Add the glitter glue into a bowl and stir in 1/4 cup of water.

Mix well.

Galaxy Slime

Step 2

Add a few drops of liquid watercolor to create the desired color.

Add in the star confetti.

Galaxy Slime-10 copy

Step 3

Pour in 1/4 cup liquid starch and stir to combine. The slime will start to separate from the sides of the bowl — remove it from the bowl and knead with your hands until it is no longer sticky and stretches easily.

Galaxy Slime

Step 4

Repeat with the remaining colors and ingredients to create three different colors of slime: blue, pink, and purple.

Galaxy Slime

Step 5

Stretch the layers together to create a gorgeous galaxy effect!

So cool, right? We also really love to play with magnetic slime. There are so many different variations that you can make!

Galaxy Slime


How did your galaxy slime recipe turn out?

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