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Home > Iowa Academy of Science > Journals & Newsletters > Iowa Science Teachers Journal > Volume 27 > Number 3 (1990)

 

Document Type

Article

Publication Date

Winter 1990-91

Journal Title

Iowa Science Teachers Journal

Volume

27

Issue

3

First Page

21

Last Page

21

Copyright

© Copyright 1990 by the Iowa Academy of Science

Language

en

File Format

application/pdf

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