Finger Paints
1 c Cornstarch
1 pk Unflavoured gelatin
Food colour or poster paint
Water
In a bowl, mix cup cold water with the cornstarch to make a paste. Soak the gelatin in cup cold water; set aside. In a saucepan, bring 2 cups of water to boil and add the cornstarch mixture slowly to it. Stir well. Cook, stirring constantly over medium heat until the mixture comes to a boil and clears. Remove from the heat and stir in the gelatin. Cool and divide into several jars. Add the food colour and blend.
http://www.netwoods.com/document/craft-r.html