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Books by Janet Beissinger, Vera Pless

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2 books found
The Cryptoclub: Using Mathematics to Make and Break Secret Codes
The Cryptoclub: Using Mathematics to Make and Break Secret …
By: Janet Beissinger, Vera Pless
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The Cryptoclub Workbook: Using Mathematics to Make and Break Secret Codes
The Cryptoclub Workbook: Using Mathematics to Make and Brea…
By: Janet Beissinger, Vera Pless
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