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Books by Larry Ottman

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2 books found
The Farmer and the Mathematician:using Geometry Expressions and Google Earth to investigate crop circles
The Farmer and the Mathematician:using Geometry Expressions…
By: Larry Ottman
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The Farmer and the Mathematician II: more mathematical investigations using Geometry Expressions
The Farmer and the Mathematician II: more mathematical inve…
By: Larry Ottman
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