![Cover of: Logical thinking in children: research based on Piaget's theory. Edited by Irving E. Sigel [and] Frank H. Hooper. With foreword by Bärbel Inhelder.](/images/icons/avatar_book-sm.png "Cover of: Logical thinking in children: research based on Piaget's theory. Edited by Irving E. Sigel [and] Frank H. Hooper. With foreword by Bärbel Inhelder."){kind=icon}
| Born | 1921 |
| Died | , |
People
Jean Piaget (1896-1980)ID Numbers
- OLID: OL5436684A
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| October 15, 2008 | Created by ImportBot | Imported from University of Toronto MARC record |
| Born | 1921 |
| Died | , |
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| October 15, 2008 | Created by ImportBot | Imported from University of Toronto MARC record |