Like when I was making my homemade laundry detergent, I needed to play around with the ratio of elements in order to come up ...
For an easy way to use the dishwasher, just add 1 tablespoon of your own homemade soap to each load. Before you make your own ...
Curl your fingers to make an O shape. Soap bubbles are hollow ... Will bubbles form? Then add the dishwashing liquid to the solution, and have your child test the solution again.
Last, if you are willing and able, find simple internet recipes for homemade dish soap and detergent made with ingredients like castile soap, citric acid and moderate amounts of washing soda ...