The Effectiveness of a Proposed Program Based on Stepanz's Model of Changing the Alternative Chemical Concepts on the Achievement of Ninth-Grade Students in Jordan
This quasi-experimental study aimed to investigate the effect of Stepanz' model in changing the alternative chemical concepts on the achievement of ninth-grade students. The participants of the study were 50 ninth grade male students who were distributed randomly into two groups: experimental g...
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Sultan Qaboos University,
2015-08-01T00:00:00Z.
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