Fun Castle
["pieces of old broken bricks", "porous rocks", "pieces of synthetic foam rubber or cellulose sponge", "4 Tbsp. water", "4 Tbsp. laundry bluing", "4 Tbsp. ammonia", "various food coloring"]
["Wash pieces", "of", "brick\tand", "rocks in plain water until they are thoroughly", "wet.", "Wet sponge and wring it out.\tPlace rocks, bricks and/or", "sponge", "in", "a shallow glass bowl (do not use metal of\tany", "kind).", "Arrange to suit your fancy, placing on top of each", "other", "to get the desired shape you want.", "The good thing about the", "sponge is that you can cut it to desired shapes.", "Mix water,", "bluing", "(you", "can", "still", "get this at the grocery store, I just", "called", "to see) and ammonia in a glass jar.\tPour over", "the rocks,", "being sure to dampen all of them with the mixture.", "Put a", "drop or two of food color and a few drops of bluing on", "one", "or two of the rocks.", "Sprinkle with 4 tablespoons salt", "and", "watch it grow.", "Add 2 tablespoons each water and ammonia\tafter", "two days", "to edge of bowl.", "This is straight from Heloise!"]
["bricks", "porous rocks", "rubber", "water", "laundry bluing", "ammonia", "coloring"]