NotesFAQContact Us
Collection
Advanced
Search Tips
50 Years of ERIC
50 Years of ERIC
The Education Resources Information Center (ERIC) is celebrating its 50th Birthday! First opened on May 15th, 1964 ERIC continues the long tradition of ongoing innovation and enhancement.

Learn more about the history of ERIC here. PDF icon

Back to results
Peer reviewed Peer reviewed
ERIC Number: EJ162750
Record Type: CIJE
Publication Date: 1977
Pages: N/A
Abstractor: N/A
Reference Count: 0
ISBN: N/A
ISSN: N/A
Consolidation and Stage Formation in the Emergence of Formal Operations
Moshman, David
Developmental Psychology, 13, 2, 95-100, Mar 77
This study tested the Flavell and Wohlwill model of stage formation on two formal operations (implication and disjunction) using negation as a performance factor. Subjects were 81 tenth- and eleventh-grade boys. (Author/JMB)
Descriptors: Age Differences, Cognitive Processes, Developmental Stages, High School Students, Males, Models, Secondary Education
Publication Type: N/A
Education Level: N/A
Audience: N/A
Language: N/A
Sponsor: N/A
Authoring Institution: N/A
Identifiers: Formal Operations; Piaget (Jean)