Science investigations for elementary school teachers
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| Main Author: | |
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| Other Authors: | , |
| Format: | Book |
| Language: | English |
| Published: |
Lexington, Mass.,
D. C. Heath
[1973, c1974]
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| Subjects: |
| Physical Description: | xiv, 124 p. illus. 26 cm. |
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| ISBN: | 0669831549 |