This sticky-back foam stuff is a little too newfangled for me, but I read that it's good for coordinating little fingers.
Pudding paint. 1. Make vanilla pudding. 2. Divide into little bowls. 3. Add 2 drops of food coloring, stir- add more food coloring as desired. 4. Spoon onto "palettes" add leftover-from-breakfast pancake as paintbrush (or pudding to mouth vehicle) 5. Paint onto glossy finger paint paper- or big, white plate, or some other non-toxic, non-absorbent surface (directly on the table of you don't mind the mess. 6. Did I just teach them to eat paint?