𝔖 Bobbio Scriptorium
✦   LIBER   ✦

Concrete operational thought and the emergence of the concept of unseen force in children's theories of electromagnetism and gravity

✍ Scribed by Robert L. Selman; Michael P. Krupa; Carolyn R. Stone; Daniel S. Jaquette


Book ID
112198194
Publisher
John Wiley and Sons
Year
1982
Tongue
English
Weight
870 KB
Volume
66
Category
Article
ISSN
0097-0352

No coin nor oath required. For personal study only.


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