Islwyn and I were watching Martha Stewart the other day and they had a segment on how to make your own watercolor paints. And all the ingredients are things most people have already in their pantry. Here is Islwyn refusing to smile with all the ingredients for our paints.
mixing baking soda into the vinegar.
Stir until it stops fizzing and bubbling
Then you add some corn syrup and corn starch and stir that in. Then pour into little bowls or egg cartons.