This homemade rainbow slime recipe is one of our favorite easy slime recipes to make because it requires just two ingredients. Kids of all ages can help make this Elmers glue slime recipe and then have hours of slime playing fun!

colorful Rainbow slime displayed on a marble background - finished slime recipe - Kids Activities Blog — Make this colorful rainbow slime using this simple recipe.

Easy Rainbow Slime Recipe

When making slime with our kids, we use Elmer’s glue because of its kid-friendly ingredients.

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Related: More slime recipes without borax

Supplies for making rainbow slime without borax

Elmer’s Rainbow Slime Starter Kit (Red, Green, and Blue glitter glue)
Elmer’s Magical liquid or 1 1/2 Tbsp Arm and Hammer baking soda & 3 Tbsp contact solution

supplies for making colorful slime like elmers glitter glue magical liquid , measuring spoon, bowl and spatula displayed on a marble background — Gather these supplies to make your own colorful slime.

Elmer’s Glue Slime Starter Kits

Making slime is now easier than ever, thanks to Elmer’s slime starter kits. For our colorful slime, we chose the Elmer’s Rainbow Slime Starter Kit.

The rainbow slime kit comes with three colors of glitter glue — red, green, and blue.

Some of the slime starter kits come with Elmer’s Magical Liquid — a new ingredient that makes creating slime easier than ever!

How to make Rainbow Slime

A spoon of elmers magical liquid is poured into a bowl of green glitter glue to make colored slime — Pour a bottle of magical liquid to make the colored slime.

Step 1

To create slime with Elmer’s Magical Liquid, add one bottle of Elmer’s glue to a bowl and stir in the entire bottle of magical liquid.

Step 2

Stretch and knead until it achieves the perfect slime consistency for play.

That’s all!

Three bowl of slime made ready to combine to form a rainbow slime recipe. — Colored slimes are ready to be combined to form rainbow slime.

Step 3

To create Rainbow Slime, you’ll need to repeat the process to make a batch of green slime, red slime, and blue slime.

colored slime are arranged one above the other to make rainbow slime - how to make rainbow slime — These colored glitter slimes are ready to be turned into rainbow slime

How to Make Slime without Elmer’s Magical Liquid

If you don’t have Elmer’s Magical Liquid:

Mix a bottle of glitter glue with 1/2 Tbsp baking soda until combined.
Then stir in 1 Tbsp contact solution until the slime starts to form.
Stretch and knead until the slime reaches your desired consistency.
Layer the three colors together and you’ve got a fun batch of RAINBOW SLIME!!

A simple recipe on how to make rainbow slime without borax is shown. Slime is shown how stretchy it is by pulling away — Do you see how stretchy they are?

Our Experience Using Elmer’s Magical Liquid

The slime that we made with Elmer’s Magical Liquid was much stickier and stretchier than other slimes we’ve made. My son loved just how FUN it was to play with!

rainbow slime displayed in rainbow shape on a marble background — How slimy is this slime? 😉

Colorful slime Kits

Have you made colorful slime before? If not, grab the supplies you need to make on your next shopping trip.

Try these slime kits and don’t miss to try out this one of a kind Magnetic slime.

2 Ingredient Rainbow slime

Materials

Elmer's Rainbow slime starter kit
Elmer's magical liquid or 1 1/2 Tbsp Arm and Hammer baking soda & 3 Tbsp contact solution

Tools

3 Bowls for mixing
Spatula

Instructions

To create slime with Elmer’s Magical Liquid, add one bottle of Elmer’s glue to a bowl and stir in the entire bottle of magical liquid. That’s all!
To create Rainbow Slime, you’ll need to make a batch of green slime, red slime, and blue slime. Layer the three colors together and you’ve got a fun batch of RAINBOW SLIME!!

Notes

If you don’t have Elmer’s Magical Liquid, mix a bottle of glitter glue with 1/2 Tbsp baking soda until combined. Then stir in 1 Tbsp contact solution until the slime starts to form. Stretch and knead until the slime reaches your desired consistency.

OTHER SLIME RECIPES from Kids Activities Blog

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Your unicorn loving kids might enjoy this Unicorn slime & Unicorn snot slime.
Celebrate Holidays by making this Christmas tree slime and snow slime.
This snow cone slime makes you want to crave for a real snow cone.
Ghost slime makes a perfect party favor for your Halloween party.
Make this taste safe Edible slime for toddlers.
Elsa’s Frozen slime will be a great activity in the winter.
Can slime be creepiest and coolest at the same time? Try this toy story alien slime
Check out these ooey-gooey slime recipes
Dr.Seuss Green eggs slime is the perfect craft to make on Dr. Seuss Day.
This frog vomit slime along with frog toys makes a perfect sensory bin.
Do you love The Lion King movie? Try this Lion king grub slime inspired by the movie.
Dragon slime is the best texturous slime.
Try this Avengers inspired Infinity Gauntlet slime.

How did your rainbow slime turn out?

Make this Rainbow Slime Right Now Using Only 2 Ingredients!