title: Learning and generalization of piagetian tasks by mentally retarded students.
abstract: 70 mentally retarded students, successfully taught to conserve number and substance in the Piagetian sense, resisted attempts at extinction but were unable to generalize to other conservation tasks.
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D004495:Education of Persons with Intellectual Disabilities; D005793:Generalization, Psychological; D006801:Humans; D008607:Intellectual Disability / Q000523:psychology*; D011597:Psychomotor Performance; D014040:Token Economy