Bath paint cup shampoo/ or hand soap/ or body wash (use whatever soapy thing you have lying around, great use for shampoo you didn’t like, or the end of the body wash) cup corn starch TBS water drops food coloring. My kid LOVED this!
Homemade Face Paint: equal parts corn starch + face lotion. Add tsp vegetable oil, smooth without being watery. a spoonful in a small container, add pea-sized amount of washable paint or a few drops of natural food colouring