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A survey of proportional reasoning and control of variables in seven countries
Author(s) -
Karplus Robert,
Karplus Elizabeth,
Formisano Marina,
Paulsen AlbertChristian
Publication year - 1977
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.3660140504
Subject(s) - citation , danish , classics , library science , art history , sociology , history , philosophy , computer science , linguistics