Sidewalk Chalk
2 Cups Water
2 Cups Plaster of Paris
2 Tbl Tempera Paint (Wet or Dry)
Toilet Paper Tubes with duct tape over one end
Combine and stir together. Let stand a few minutes. Place tubes on cookie sheet lined with foil or wax paper. Pour mixture into holders, let stand until semi-firm. Remove holders and let dry completely - ready to use in about 1 to 1 1/2 hrs. *Never pour plaster down sink.