Iowa Science Teachers Journal | Vol 28 | No. 2
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Volume 28, Number 2 (1991)

Issue cover date: Autumn 1991

Front Matter

Articles

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Two Simple Exponential Decay Experiments
John W. Zwart, Carl Fictorie, and Michael Hubers

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Earthworm Day
Kenneth W. Thompson and Deborah K. Thompson

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Astronomy Resources
Thomas Hockey

Editorial

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Editor's Corner - Cuts
Carl W. Bollwinkel

Back Matter

Editors

Editor
Carl W. Bollwinkel
Managing Editor
Paul E. Rider
Copy Editor
Marjorie F. Vargas
Assistants
Stephanie A. Althof
Jonna M. Higgins
Assistant Editors
Paul Joslin, Science Education
Gary E. Downs, Elementary Science
Norris M. Durham, Biology
Laurence A. Hutzell, Chemistry
Darrel Hoff, Earth Science
Francis C. Peterson, Physics