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Backyard Scientist Series 2: A Special Collection of Exciting, Fascinating and Challenging Experiments by Jane Hoffman
Backyard Scientist Series 2: A Special Collection of Exciting, Fascinating and Challenging Experiments
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Jane Hoffman

Backyard Scientist Series 2: A Special Collection of Exciting, Fascinating and Challenging Experiments

Jane Hoffman

52 pages • first pub 1988 (editions)

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