Modeling "Goop" - cooking recipe

Ingredients

2 c. salt
2/3 c. water
1 c. cornstarch
1/2 c. cold water

Preparation

Stir salt and 2/3 cup water over heat 4 to 5 minutes.
Remove from heat.
Add cornstarch and cold water.
Stir until smooth. Cook until thick.
Store in plastic bag.