Pioneers of elementary-school science: IV. gerald spellman...

Science Education 1980 Vol. 64; Iss. 1

Pioneers of elementary-school science: IV. gerald spellman craig

Audrey B. Champagne, Leopold E. Klopfer
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Volume:
64
Year:
1980
Language:
english
Pages:
18
DOI:
10.1002/sce.3730640103
File:
PDF, 1.30 MB
english, 1980
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