Also here is a recipe someone sent in for another safe treat.
Eatable play dough:
2 c. flour, 1 c. salt, 4 Tbsp. Cream of Tarter, 2 c. boiling water, 1 Tbsp of cooking oil and 3 oz. Pkg. Sugar-free fruit flavored gelatin
Mix dry ingredients in pan. Add the water and oil and stir over medium heat until the mixture forms a ball. Pour out onto a sheet of wax paper. Wait until it cools then play. Store in plastic bag in fridge.