An approach to the development and assessment of instruction in science at the first grade level : the concept of a particulate model for matter.
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| Main Author: | |
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| Format: | Thesis Book |
| Language: | English |
| Published: |
1971.
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| Subjects: |
| Item Description: | UMI # 71-29255. |
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| Physical Description: | xviii, 444 leaves : ill. ; 29 cm. |
| Bibliography: | Bibliography: leaves 150-152. |