MIXTURE 1:
1 3/4 c. soap powder (Ivory Snow)
1/4 c. water
Approximately 50 drops food coloring

MIXTURE 2:
1/4 c. plus 3 tbsp. soap powder
1 tbsp. water
12-18 drops food coloring

Select quantity desired. Mix together water and food coloring. Add to soap powder and mix well. (Kneading with hands works best.) Press mixture into oiled muffin tins or roll into crayon shapes. Allow to dry and harden several days. Use to draw in tub or on windows.