Washable Finger Paint

1 cup all-purpose flour
1 cup cold water
3 cups cold water
Food coloring

In large saucepan mix the flour with the 1 cup cold water. Stir until smooth. Then add the 3 cups cold water. Cook over medium heat, stirring till mixture thickens and bubbles. Reduce heat and simmer 1 minute more while still stirring. Divide into three heat-resistant bowls. Tint with food coloring. Cover and cool.