| Functions |
Eat, drink, play |
Eat, drink, read, watch, listen |
| Colors |
Red, blue, green, pink, orange, purple, black, white, brown, yellow, gray |
Red, blue, green, pink, orange, purple, black, white, brown, yellow |
| Shapes |
Circle, square, triangle, rectangle, heart, moon, star, oval, line, diamond, hexagon |
Circle, square, triangle, rectangle, heart, moon, star, oval, line |
| Preferred stimuli |
Crackers, chips, pretzels, water, sandwich, cookie, granola bars, cantaloupe, toys, balloon, books, balls, CDs, tapes |
Sausage, cupcakes, milk, bread, pancakes, waffle, chicken nuggets, banana, hot dogs, french fries, water, videos, CDs, books |
| Examples of trained requests |
“I want eat white square” for a sandwich |
“I want watch green rectangle” for a video |
| Examples of untrained requests |
“I want play green circle” for toy coins |
“I want eat brown rectangle” for sausage |
