What you'll need
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How to make it
Contact solution contains boric acid, so a grown-up handles it, kids wash hands before and after, and slime stays away from mouths, eyes and kids under 3.
1Check the bottle
Grown-up step: read the contact solution label. It must list boric acid and sodium borate, or the slime won't set.
2Mix glue and soda
Stir the glue and baking soda in a bowl. Add a few drops of color.
3Fold in the foam
Add the shaving cream and fold it in gently until it looks like frosting.
4Add the activator
Grown-up step: add the contact solution 1 teaspoon at a time while your kid stirs. Stop once it pulls away from the bowl.
5Knead it
Pick it up and knead for 2 minutes. Sticky at first is normal. It firms up as you work it.
6Store it
Keep it in a zip bag. Fluffy slime deflates in a few days, so play with it soon.
Too sticky after kneading? Add a few more drops of solution. Too stiff? You added too much, so start a fresh batch next time with less.
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