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Using the funnel, fill the bottle two-thirds full with warm water and a few drops of food coloring. Add the dishwashing detergent and baking soda to the liquid in the bottle and give it a gentle stir.
In water, baking soda quickly dissolves, and the positively charged sodium (Na+) breaks apart from negatively charged bicarbonate (HCO3-). [ Goopy Science: How to Make Slime with Glue ] You may like ...
Baking soda; Food coloring; Contact lens solution *Vinegar (Optional ingredient that can be used for cleanup.) Elmer's Glue. $13.52. ... (Image credit: Live Science) Step 2: Add baking soda.
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