- * Food and drink included Cheerios, fruit gummies, Cheez-Its, pretzels, M&Ms, Skittles, McDonald's, lollipops, Fruit Loops, milk, soda, and crackers
- ** Activities included coloring, screen time (videos or games on a phone or tablet), taking a walk, and reading a book
- *** Toys included stuffed animals, rattles, trucks, bubbles, books, puzzles, pop-up toys, and dolls
- **** Other reinforcers included hugs, a sensory blanket, promises of a trip to the museum and/or zoo, and turning off and on a light switch