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Effectiveness and effects of ESSP astronomy materials—an illustrative study of evaluation in a curriculum development project
Author(s) -
Klopper Leopold E.
Publication year - 1969
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.3660060114
Subject(s) - library science , curriculum , citation , mathematics education , sociology , computer science , psychology , pedagogy