Children (ages 9-13) with language-learning disabilities were administered 5 types of verbal analogies: synonyms, antonyms, linear order, category membership, and functional relationship. Subjects performed worse than mental age-matched children on all types of analogies and performed worse than language age-matched children on all types except…

Describes three experiments that tested autistic children's nonverbal and verbal categorization abilities. Concludes that autistic children do not suffer a specific cognitive deficit in ability to categorize and form abstract concepts. (HOD)