MMMMM----- Recipe via UNREGISTERED Meal-Master (tm) v8.02
       Title: Chemical Volcano
  Categories: Misc
       Yield: 1 servings
       1    Empty 25oz. plastic bottle
       1 tb Liquid dish detergent
            Few drops red food coloring
       1 c  Vinegar
   1 1/2 c  Warm water
       2 tb Baking soda
   Build a mound of dirt around the bottle, keeping the top of the bottle
   open. Combine the liquid detergent and food coloring in the bottle.
   Add 1 cup vinegar. Pour in the warm water almost to the top. In a
   spoon, blend the baking soda with a little tap water to moisten it
   and then quickly pour into the bottle. Your children will want to try
   this several times in a row.
   From: Parents Educating Children News November Newsletter Vol.6 # 5