Play Dough Sculpture

2 cups (500 ml) flour  麵粉

1 cup (250 ml) salt 鹽
1 teaspoon (5ml) cream of tartar
2 tablespoons (25 ml) oil 油
1 teaspoon (5ml) food coloring 食用色素
1 teaspoon (5ml) alum powder 明礬
2 cups (500ml) water 水
Mix ingredient s in a saucepan. Cook over medium heat, stir constantly until the dough clumps into a heap.
Remove from pan and when cool to the touch; knead for a few minutes.