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| Journal of Research in… | 1 |
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| Sadler, Philip M. | 1 |
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| Journal Articles | 1 |
| Reports - Research | 1 |
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Peer reviewedSadler, Philip M. – Journal of Research in Science Teaching, 1998
Reports on a study that uses psychometric modeling to rank the appeal of a variety of children's astronomical ideas on a single uniform scale. Findings support the view that alternative conceptions may be markers of progress toward understanding. Contains 82 references. (DDR)
Descriptors: Astronomy, Concept Formation, Data Analysis, Educational Strategies
