Homemade Play-Dough

1 cup flour
1/4 cup salt
2 tsp food coloring
1 cup water
1 TBS vegetable oil
2 TBS cream of tartar

Mix all ingredients well and cook in a pot over medium heat. When mixture forms a ball in the center of the pot, take it out and knead it several times on a floured surface. Store in airtight container.