Descriptor
| Comprehension | 1 |
| Difficulty Level | 1 |
| Downs Syndrome | 1 |
| Drafting | 1 |
| Exceptional Child Research | 1 |
| Language Ability | 1 |
| Mental Retardation | 1 |
| Moderate Mental Retardation | 1 |
| Sentence Structure | 1 |
Source
| American Journal of Mental… | 1 |
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Peer reviewedDolley, Diane Greenough; Semmel, Melvyn I. – American Journal of Mental Deficiency, 1971
Descriptors: Comprehension, Difficulty Level, Downs Syndrome, Drafting
