Question: how to make fluffy slime with just soap?
Answer: Mix 1/2 a cup of Elmer's glue with about a tablespoon of dish soap.
Add 2-3 tablespoons of water and stir. ... 
Add one cup of baking soda to the mixture and stir. ... 
If you do end up putting too much baking soda in, you can add a little more dish soap to thin it out again.