| Level 1 | Level 2 | Level 3 |
| Mand | Mand | Mand |
| Tact | Tact | Tact |
| Listener responding | Listener responding | Listener responding |
| Visual perceptual skills and matching-to-sample | Visual perceptual skills and matching-to-sample | Visual perceptual skills and matching-to-sample |
| Independent play | Independent play | Independent play |
| Social behavior and social play | Social behavior and social play | Social behavior and social play |
| Motor imitation | Motor imitation | Reading |
| Echoic | Echoic | Writing |
| Spontaneous vocal behavior | Listener responding by function, feature and class | Listener responding by function, feature and class |
| - | Intraverbal | Intraverbal |
| - | Classroom routines and group skills | Classroom routines and group skills |
| - | Linguistic structure | Linguistic structure |
| - | - | Math |