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Levels of maturity and levels of understanding for selected concepts of the particle nature of matter
Author(s) -
Pella Milton O.,
Carey Russell L.
Publication year - 1967
Publication title -
journal of research in science teaching
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 3.067
H-Index - 131
eISSN - 1098-2736
pISSN - 0022-4308
DOI - 10.1002/tea.3660050304
Subject(s) - maturity (psychological) , psychology , mathematics education , developmental psychology
Deals with the fundamental problem of the grade placement of concepts.