Great investigations: one step at a time: a teacher's guide to science fairs and science olympics/
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| Format: | Book |
| Language: | English |
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Nashua, NH:
Delta Education,
1987
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| Item Description: | "This material is based upon work supported by the National Science Foundation under Grant No. DPE-8319154.2"--Cover page. |
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| Physical Description: | 78 leaves : ill., forms ; 30 cm. |