Playdo is very easy to make you can even get the kids involved in making it. You’ll need 1 Cup All Purpose Flour, 1 Cup Water, 2 tsp. Cream of Tartar,1 tsp. Vegetable Oil, 1/4 Cup Iodized Salt, Food Coloring (optional), a pan and a spoon. Take the ingredients and mix them together then stir it over medium heat until smooth. Once it is smooth you take it out let it cool a bit and kneed it until it is the right smoothness then let cool and place in a plastic bag for storage.