NotesFAQContact Us
Collection
Advanced
Search Tips
Source
Journal of Autism and…1
Education Level
Audience
Location
Laws, Policies, & Programs
Assessments and Surveys
What Works Clearinghouse Rating
Showing one result Save | Export
Peer reviewed Peer reviewed
Liss, Miriam; Fein, Deborah; Bullard, Sarah; Robins, Diana – Journal of Autism and Developmental Disorders, 2000
A study involving 18 individuals with pervasive developmental disorders (PDD) (ages 9-21) and 67 controls found total score on the Biber Cognitive Estimation Test for both individuals with PDD and controls progressed consistently with mental age, development being the most dramatic around the mental age of 8 years. (Contains references.)…
Descriptors: Adolescents, Age Differences, Children, Cognitive Ability