To make homemade play dough you first need to mix all of you ingredients together in a pan staring with two cups of flour and two cups of warm water. Next you add about one cup of salt, two table spoons of vegetable oil, and one table spoon of cream of tartar. After that you stir it until it looks like pancake mix. Now you need to continue to stir it while you cook it over low heat. It should start to stick together and form play dough like masses. You will know the play dough is done when it stops sticking to the spoon. Finally knead the dough and then add the food dye. You know have your home made play dough.